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(en)
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1911-08-25 |
1912-06-18 |
Josef Ivan Stampahar |
Spark-arrester.
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(en)
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1920-03-11 |
1921-11-01 |
Fred E Kling |
Filtering-mat
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(en)
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1923-06-02 |
1929-05-14 |
Starrett Mfg Co |
Insulated wall plate
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US1532635A
(en)
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1924-02-21 |
1925-04-07 |
Osbun Justin Edward |
Ceiling ventilator
|
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(en)
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1925-12-26 |
1933-01-31 |
American Air Filter Co |
Filter unit
|
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US1886841A
(en)
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1930-12-12 |
1932-11-08 |
Alva L Searles |
Fan for furnace hot air pipes
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US1941450A
(en)
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1931-02-21 |
1934-01-02 |
American Air Filter Co |
Air filter
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(en)
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1933-07-21 |
1935-11-05 |
Lutillus L S Nelson |
Air filter
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(en)
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1934-03-20 |
1935-11-12 |
Howard E Oskamp |
Air diffuser
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(en)
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1935-05-18 |
1938-02-15 |
Plymouth Cordage Co |
Air conditioning device
|
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US2182690A
(en)
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1937-05-15 |
1939-12-05 |
Edwin Q Cole |
Air conditioning apparatus
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(en)
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1937-08-03 |
1940-11-05 |
Owens Corning Fiberglass Corp |
Air filter
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US2222081A
(en)
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1939-02-03 |
1940-11-19 |
Air Control Products Inc |
Wrench
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US2240617A
(en)
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1939-02-08 |
1941-05-06 |
Air Devices Inc |
Air distributor
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US2278581A
(en)
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1940-02-16 |
1942-04-07 |
Dexter Macdougald |
Attic ventilator
|
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US2325657A
(en)
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1940-05-13 |
1943-08-03 |
Neal B Burkness |
Combined filter, dehydrator, and indicator
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(en)
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1946-03-08 |
1949-06-07 |
Trane Co |
Air register
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US2483377A
(en)
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1947-01-14 |
1949-09-27 |
Eagle Picher Co |
Air changer
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(en)
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1950-04-15 |
1951-11-27 |
Dearborn Stove Company |
Vibration damping and sealing means for air ducts
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US2673514A
(en)
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1950-06-19 |
1954-03-30 |
Edison N Hanks |
Suction controlled louver
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US2668491A
(en)
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1950-08-16 |
1954-02-09 |
Robbins & Myers |
Power roof ventilator
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US2689906A
(en)
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1951-02-10 |
1954-09-21 |
Nu Tone Inc |
Ceiling heater and ventilator
|
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US2710573A
(en)
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1951-04-30 |
1955-06-14 |
Trade Wind Motorfans Inc |
Air handling apparatus
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US2697163A
(en)
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1951-10-19 |
1954-12-14 |
Nu Tone Inc |
Mounting means for ceiling fans
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BE527371A
(en)
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1953-03-17 |
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US2811094A
(en)
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1953-07-29 |
1957-10-29 |
George G Auer |
Ventilator grill
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US2780981A
(en)
|
1953-09-30 |
1957-02-12 |
John K Miller |
Ventilating apparatus
|
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US2800069A
(en)
|
1954-02-10 |
1957-07-23 |
Melvin P Smith |
Warm air heating device
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US2799213A
(en)
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1954-06-07 |
1957-07-16 |
Alfrey A Hansen |
Air circulating and distributing baseboard
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US2875678A
(en)
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1954-07-06 |
1959-03-03 |
Shepherd Wyley |
Ventilators
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US2824429A
(en)
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1955-06-08 |
1958-02-25 |
Mitchell Mfg Company |
Means for circulating and distributing air
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US2831550A
(en)
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1957-04-03 |
1958-04-22 |
Mine Safety Appliances Co |
Gas filter element
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US2963956A
(en)
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1957-05-10 |
1960-12-13 |
James B Shaver |
Roof ventilator
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US2911900A
(en)
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1957-06-06 |
1959-11-10 |
Loren Cook Company |
Retaining means for the dampers of ventilators
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(en)
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1957-10-09 |
1961-06-06 |
Heil Quaker Corp |
Forced air heating system
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(en)
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1958-10-01 |
1961-09-19 |
Nutone Inc |
Ceiling heater and ventilator
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US2939377A
(en)
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1958-10-15 |
1960-06-07 |
Stach Helen |
Hot air register
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(en)
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1958-10-17 |
1961-08-22 |
Svenska Flaektfabriken Ab |
Ventilating grille
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(en)
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1959-01-12 |
1961-10-03 |
Emerson Pryne Company |
Ventilating fan construction
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(en)
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1959-02-09 |
1963-07-09 |
Berko Electric Mfg Corp |
Panel type heating apparatus and air circulating means therefor
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(en)
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1959-09-03 |
1963-08-27 |
Lawrence L Alldritt |
Roof ventilator
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(en)
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1959-10-12 |
1962-04-03 |
Ventrola Mfg Company |
Combination heater, ventilator and light fixture
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(en)
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1959-12-07 |
1962-07-24 |
Jenn Air Products Company Inc |
Vertical discharge roof exhauster
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(en)
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1959-12-14 |
1963-01-29 |
Broan Mfg Co Inc |
Kitchen range hoods
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US3064548A
(en)
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1960-01-22 |
1962-11-20 |
Jenn Air Products Company Inc |
Combined skylight and ventilator
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US3068341A
(en)
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1960-03-28 |
1962-12-11 |
Ralph G Ortiz |
Ceiling light heater
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US3212425A
(en)
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1962-06-22 |
1965-10-19 |
Robertson Co H H |
Forced flow ventilator
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US3215828A
(en)
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1963-05-31 |
1965-11-02 |
Corning Glass Works |
Combination space lighting, heating and ventilating fixture
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(en)
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1963-10-31 |
1966-05-10 |
M S A Res Corp |
Filter and clips for holding same in a frame
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(en)
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1963-11-06 |
1966-10-04 |
Johnson & Johnson |
Filter media
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(en)
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1963-12-20 |
1965-10-12 |
Elmer P Rader |
Draft control unit
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US3249037A
(en)
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1964-04-20 |
1966-05-03 |
Home Metal Prod Co |
Retractable ventilating hood
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US3326112A
(en)
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1965-07-26 |
1967-06-20 |
Westinghouse Electric Corp |
Air conditioning and lighting system
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US3332334A
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1965-08-09 |
1967-07-25 |
Melzer Herman |
Air curtain apparatus
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US3347025A
(en)
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1965-08-12 |
1967-10-17 |
Wiley Mannie |
Air circulation system
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1965-12-28 |
1969-04-15 |
Trane Co |
Air-cleaning apparatus
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US3391689A
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1966-12-16 |
1968-07-09 |
Roger Raul |
Unitized cooking range and air cleaner
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1967-10-05 |
1969-08-12 |
American Air Filter Co |
Gas filter mounting structure
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1968-06-12 |
1970-09-03 |
Delbag Luftfilter Gmbh |
Plate-shaped disposable activated carbon filter
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1968-09-30 |
1971-05-04 |
Elliot I Feldman |
Air-treatment apparatus
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1969-04-24 |
1971-03-23 |
Edward P Schoenthaler |
Air screen apparatus with filter removal means
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1969-06-30 |
1971-09-20 |
Emerson Electric Co |
Exhaust fan
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1970-01-29 |
1972-05-30 |
Wilson Lighting Ltd |
Air chamber assembly
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1970-04-23 |
1972-01-18 |
Fasco Industries |
Infrared heater and ventilator unit
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1970-12-23 |
1972-09-19 |
Panacon Corp |
Compact combination infra-red heating and ventilating unit
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1971-03-31 |
1972-10-17 |
Carrier Corp |
Centrifugal fan
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1971-04-30 |
1973-07-03 |
Carrier Corp |
Centrifugal fan assembly
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1972-01-03 |
1973-12-11 |
N Wenig |
Air distributor
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1972-02-07 |
1974-01-15 |
Ventrola Mfg Co |
New low profile ventilator apparatus means
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1972-03-02 |
1973-05-08 |
Gen Electric |
Blower wheel assembly
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1972-05-26 |
1974-01-29 |
Doherty Silentaire |
Top discharge roof ventilator
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1972-10-13 |
1975-01-21 |
Bio Dynamics Inc |
Portable clean-air generator
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JPS553607B2
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1973-01-05 |
1980-01-25 |
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1973-05-14 |
1975-12-16 |
James Piper |
Air blower
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1975-03-10 |
1976-04-27 |
Felter John V |
Fans for use with turbine ventilators, and methods and apparatus for supporting the same
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1975-03-18 |
1977-06-21 |
D. Swarovski & Co. |
Road-traffic stud
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USD244854S
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1975-11-18 |
1977-06-28 |
Salamone Dante A |
Catch basin grate
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1976-01-30 |
1977-12-27 |
Stanley I. Wolf |
Air-pollution filter and face mask
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1976-03-16 |
1978-09-19 |
Newtron Co. (Ancaster) Ltd. |
Air cleaner assembly
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1977-01-28 |
1978-02-14 |
The Celotex Corporation |
Fan housing assembly
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USD257060S
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1977-06-30 |
1980-09-23 |
AAA Associates Inc. |
Fan housing
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USD256047S
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1977-12-27 |
1980-07-22 |
Wormington Garold L |
Heat exchanger
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1978-05-15 |
1981-01-27 |
Gammell Enterprises |
Cover for an inlet grill on an air conditioner
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1978-08-28 |
1980-05-20 |
Corsetti Sheryll L |
Adjusting tool for air delivery register
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USD261803S
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1978-11-29 |
1981-11-10 |
Acme Engineering & Manufacturing Corporation |
Housing for a ventilating fan
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1979-02-15 |
1981-02-24 |
Johnson Kenneth O |
Gas cleaning unit
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1979-03-19 |
1981-12-29 |
Swales Staveley G A |
Wrist transmitter
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1979-04-18 |
1982-06-29 |
The Celotex Corporation |
Fan housing unit and mounting device therefor
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1979-11-19 |
1982-06-22 |
Automation Industries, Inc. |
Air device with flexible mounting system
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1980-03-28 |
1983-02-01 |
Cohen Leon H |
Shoe sole material
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1980-11-26 |
1983-05-10 |
Standex International Corporation |
Combined fresh air make-up and temperature control unit
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1981-03-18 |
1983-05-10 |
Kapp Nancy J |
Smoke and pollutant filtering device
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1981-03-20 |
1982-03-16 |
Air Filter Corporation |
Louver grease filter
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1981-03-26 |
1986-12-16 |
Emerson Electric Co. |
Whole house fan
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1981-03-26 |
1983-05-31 |
Emerson Electric Co. |
Whole house fan
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1981-05-08 |
1983-09-27 |
Philips Industries, Inc. |
Ventilator device and mounting arrangement therefor
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1981-08-31 |
1983-12-27 |
American Mobile Advertising Corp. |
Taxicab advertising sign
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1981-11-24 |
1985-04-16 |
Broan Mfg. Co., Inc. |
Ventilation fan
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Ronco Teleproducts, Inc. |
Air filtering device
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1982-02-22 |
1984-10-16 |
Walker Manufacturing Company |
Ceiling air diffuser or the like
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1982-05-24 |
1984-11-06 |
The Procter & Gamble Company |
Continuous sheet material or the like
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1982-08-20 |
1986-01-21 |
Price Edwin A |
Waste heat recovery device
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1983-06-06 |
1986-03-11 |
Scovill Inc. |
Combined ceiling light and vent intake for bathroom and the like
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1983-09-28 |
1985-01-22 |
American Mobile Advertising Corp. |
Taxicab advertising sign
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1983-09-28 |
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American Mobile Advertising Corp. |
Limousine advertising sign
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1983-10-05 |
1987-01-27 |
Broan Mfg. Co., Inc. |
Combination deodorizer and light
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1984-02-23 |
1987-01-20 |
Nutone Inc. |
Combination ceiling light and vent grille
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1984-03-05 |
1986-06-17 |
Broan Mfg. Co., Inc. |
Fan for ventilation
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1987-02-24 |
Ritman Joost R |
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1984-07-09 |
1986-10-28 |
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Lens for hazard warning lamp or similar article
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Broan Manufacturing Co. Inc. |
Filter for ductless range hood
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Training Labs Inc. |
Energy managment microprocessing training system providing instruction for the programming and computerization of mechanical and electrical control systems, adapted to be a component with and an improvement for existing changeable modular training systems
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Register air-flow boosting device
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Portable fan device for forced air heating
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1986-07-29 |
1987-07-21 |
Fasco Industries, Inc. |
Combination heater-light-ventilator unit
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1986-08-20 |
1988-05-10 |
S. C. Johnson & Son, Inc. |
Air freshener
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1986-08-22 |
1989-04-18 |
Nordyne, Inc. |
Ceiling-mounted outlet box for conditioned air
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1987-02-17 |
1989-09-12 |
Casablanca Fan Company, Inc. |
Ceiling light fixture
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1987-03-23 |
1989-04-25 |
Tatung Company Of America, Inc. |
Housing for an electric fan or heater
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1987-05-18 |
1991-03-26 |
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Heat register
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1987-05-22 |
1989-12-19 |
Kabushiki Kaisha Kyoritsu |
Air-conditioning apparatus
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1987-07-22 |
1989-09-19 |
Broan Manufacturing Co., Inc. |
Exhaust fan for bathrooms and the like
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1988-11-29 |
1992-01-14 |
Kabushiki Kaisha Toshiba |
Air conditioner
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1989-02-09 |
1989-08-29 |
Fasco Industries, Inc. |
Lamp, reflector and grille interlock assembly
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1989-09-06 |
1992-04-21 |
Sonneman Design Group Inc. |
Trim for processed lighting fixture or the like
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1989-12-22 |
1991-12-24 |
Kabushiki Kaisha Toshiba |
Air conditioner
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1992-04-14 |
Continental Industries, Inc. |
Air diffuser
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1990-04-05 |
1992-12-08 |
Zumtobel Lighting, Inc. |
Combined trim and diffuser panel for recessed lighting fixture
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1990-06-21 |
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Cts Consolidated Technical Services, Inc. |
Air directing device
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1990-07-02 |
1992-08-11 |
Csl Lighting, Inc. |
Ceiling lighting fixture
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1990-09-18 |
1992-05-13 |
Mitsubishi Electric Corp |
An air conditioner
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1990-09-18 |
1992-05-13 |
Mitsubishi Electric Corp |
An air conditioner
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1990-10-09 |
1992-01-28 |
Reckitt & Colman Inc. |
Dispenser for air treating material
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1991-09-11 |
1993-10-05 |
Venmar Ventilation Inc. |
Ventilator housing
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1991-09-16 |
1993-06-29 |
Newport Electronics, Inc. |
Control panel faceplate
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1991-09-23 |
1993-03-30 |
Thomas Ganse |
Element for user in a heating and air conditioning ductwork system
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1992-01-24 |
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Ekco Housewares, Inc. |
Baking pan
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1992-04-09 |
1993-03-16 |
Tatung Company Of America, Inc. |
Floor fan
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1992-04-22 |
1996-11-05 |
Clifford T. Ramey, III |
Video display pedestal
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1992-05-27 |
1993-11-16 |
Troy Lighting Incorporated |
Diffuser for a recessed lighting fixture
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1992-06-11 |
1993-08-31 |
Walton Enterprises Ii L.P. |
Retrofit louver for evaporative air coolers
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1992-06-24 |
1994-08-02 |
Pacolet Concrete Company |
Composite equipment support pad
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1992-07-27 |
1994-05-03 |
Northwest Dental, Inc. |
Mirror for attachment to a dental lamp
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1992-10-15 |
1994-08-16 |
Spi Lighting, Inc. |
Ceiling lighting fixture
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1993-01-21 |
1994-11-15 |
Austin Innovations, Inc. |
Electroluminescent night light
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1993-06-30 |
1994-06-14 |
Whirlpool Corporation |
Automatic control for an air conditioner
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1993-10-27 |
1994-08-30 |
Hunter Fan Company |
Room air cleaner
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1994-02-18 |
1994-09-06 |
Spi Lighting, Inc. |
Lighting fixture mountable on an overhead support
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1994-03-07 |
1995-04-25 |
Emc Corporation |
Electronics cabinet venting louver door panel
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1994-03-18 |
1995-09-05 |
William Wojcik |
Register cover
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1994-04-20 |
1996-10-22 |
Chalair Electrik Inc. |
Heater grill
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1994-08-17 |
1995-08-15 |
Amrep, Inc. |
Aerosol dispensing cabinet
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1994-10-05 |
1996-04-05 |
Antonio Gigola |
WALL OR PANEL DARKENING PARTITION MADE UP OF COMPONABLE ELEMENTS AND PREFERABLY SUITABLE FOR FITTING AIR VENTS AS IT ENSURES
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2015-09-14 |
2017-10-17 |
Broan-Nutone Llc |
Ventilation grill
|
|
USD815724S1
(en)
|
2015-09-14 |
2018-04-17 |
Broan-Nutone Llc |
Ventilation grill
|
|
USD800892S1
(en)
|
2015-09-14 |
2017-10-24 |
Broan-Nutone Llc |
Ventilation grill
|
|
USD803424S1
(en)
*
|
2016-04-21 |
2017-11-21 |
Nox Corporation |
Tile
|
|
USD804711S1
(en)
*
|
2016-04-21 |
2017-12-05 |
Abl Ip Holding Llc |
Luminaire having multiple illumination panels
|
|
JP1571036S
(en)
*
|
2016-08-29 |
2017-03-06 |
|
|
|
USD842449S1
(en)
|
2016-11-11 |
2019-03-05 |
Broan-Nutone Llc |
Grille
|
|
TWD189120S
(en)
*
|
2016-11-25 |
2018-03-11 |
大金工業股份有限公司 |
Air-conditioner
|
|
USD865154S1
(en)
*
|
2016-12-20 |
2019-10-29 |
Panasonic Intellectual Property Management Co., Ltd. |
Ventilating fan
|
|
USD788948S1
(en)
*
|
2017-01-04 |
2017-06-06 |
United Construction Products, Inc. |
Flooring tile
|
|
USD821386S1
(en)
*
|
2017-05-04 |
2018-06-26 |
Kai Dou |
Mini personal computer
|
|
USD903843S1
(en)
*
|
2017-05-24 |
2020-12-01 |
Innova S.R.L. |
Ventilation and air conditioner equipment
|
|
USD832416S1
(en)
*
|
2017-06-19 |
2018-10-30 |
Delta Electronics, Inc. |
Ventilation fan grille
|
|
USD844765S1
(en)
*
|
2017-07-12 |
2019-04-02 |
Lumileds Holding B.V. |
Air purifier
|
|
USD857872S1
(en)
|
2018-03-02 |
2019-08-27 |
Panasonic Intellectual Property Management Co., Ltd. |
Ceiling ventilation fan
|
|
USD864145S1
(en)
*
|
2018-04-04 |
2019-10-22 |
Ugreen Group Limited |
Wireless transmitter
|
|
USD901661S1
(en)
*
|
2018-11-06 |
2020-11-10 |
Stryker European Holdings I, Llc |
Electromagnetic field generator
|
|
USD908861S1
(en)
*
|
2018-11-28 |
2021-01-26 |
Broan-Nutone Llc |
Ventilation grille
|