EP0569285A3 - Colloids to increase coefficient of friction in carbonless paper pad coatings - Google Patents

Colloids to increase coefficient of friction in carbonless paper pad coatings Download PDF

Info

Publication number: EP0569285A3
Authority: EP; European Patent Office
Prior art keywords: colloids; friction; increase coefficient; paper pad; carbonless paper
Prior art date: 1992-05-04
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP19930401145

Other versions

EP0569285A2 (en

EP0569285B1 (en

Inventor

Keith A Kraft

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

3M Co

Original Assignee

Minnesota Mining and Manufacturing Co

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1992-05-04

Filing date

1993-05-04

Publication date

1994-06-01

1993-05-04 Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co

1993-11-10 Publication of EP0569285A2 publication Critical patent/EP0569285A2/en

1994-06-01 Publication of EP0569285A3 publication Critical patent/EP0569285A3/en

1997-07-30 Application granted granted Critical

1997-07-30 Publication of EP0569285B1 publication Critical patent/EP0569285B1/en

2013-05-04 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components

EP19930401145 1992-05-04 1993-05-04 Colloids to increase coefficient of friction in carbonless paper pad coatings Expired - Lifetime EP0569285B1 (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date
US87804892A	1992-05-04	1992-05-04
US878048		1992-05-04
US1979593A	1993-02-19	1993-02-19
US19795		1993-02-19

Publications (3)

Publication Number	Publication Date
EP0569285A2 EP0569285A2 (en)	1993-11-10
EP0569285A3 true EP0569285A3 (en)	1994-06-01
EP0569285B1 EP0569285B1 (en)	1997-07-30

Family

ID=26692610

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19930401145 Expired - Lifetime EP0569285B1 (en)	1992-05-04	1993-05-04	Colloids to increase coefficient of friction in carbonless paper pad coatings

Country Status (4)

Country	Link
EP (1)	EP0569285B1 (en)
JP (1)	JPH0648022A (en)
CA (1)	CA2094004A1 (en)
DE (1)	DE69312564T2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5991588A (en) *	1994-04-12	1999-11-23	Imation Corp.	Electrophotographic transfer process for transferring toner image onto carbonless paper
ATE550487T1 (en) †	2005-12-14	2012-04-15	Akzo Nobel Nv	PAPER MAKING PROCESS

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3738957A (en) *	1971-03-18	1973-06-12	Du Pont	Coacervates of polyvinyl alcohol and colloidal silica
US3949148A (en) *	1973-11-15	1976-04-06	Xerox Corporation	Transparency for multi-color electrostatic copying
JPS5895745A (en) *	1981-12-02	1983-06-07	Sanyo Kokusaku Pulp Co Ltd	Manufacture of copying paper
US5092927A (en) *	1988-06-14	1992-03-03	Nekoosa Papers, Inc.	Pad coating for carbonless paper products

1993
- 1993-04-14 CA CA 2094004 patent/CA2094004A1/en not_active Abandoned
- 1993-05-04 EP EP19930401145 patent/EP0569285B1/en not_active Expired - Lifetime
- 1993-05-04 DE DE1993612564 patent/DE69312564T2/en not_active Expired - Fee Related
- 1993-05-06 JP JP5105324A patent/JPH0648022A/en active Pending

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3738957A (en) *	1971-03-18	1973-06-12	Du Pont	Coacervates of polyvinyl alcohol and colloidal silica
US3949148A (en) *	1973-11-15	1976-04-06	Xerox Corporation	Transparency for multi-color electrostatic copying
JPS5895745A (en) *	1981-12-02	1983-06-07	Sanyo Kokusaku Pulp Co Ltd	Manufacture of copying paper
US5092927A (en) *	1988-06-14	1992-03-03	Nekoosa Papers, Inc.	Pad coating for carbonless paper products

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
A.T.AKMAN ET AL: "improved transfer paper", XEROX DISCLOSURE JOURNAL, vol. 5, no. 4, August 1980 (1980-08-01), STAMFORD, CONN US, pages 467 *
DATABASE WPI Week 8328, Derwent World Patents Index; AN 83-709071 *
PATENT ABSTRACTS OF JAPAN vol. 7, no. 196 (P - 219)<1341> 26 August 1983 (1983-08-26) *

Also Published As

Publication number	Publication date
EP0569285A2 (en)	1993-11-10
DE69312564T2 (en)	1998-02-05
CA2094004A1 (en)	1993-11-05
DE69312564D1 (en)	1997-09-04
JPH0648022A (en)	1994-02-22
EP0569285B1 (en)	1997-07-30

Publication	Publication Date	Title
GR3020301T3 (en)	1996-09-30	Use of a composition for sizing paper and cardboard
GB2242491B (en)	1992-01-08	Improvements in and relating to brake systems
GB9104555D0 (en)	1991-04-17	Improvements in and relating to braking devices
GB2161147B (en)	1987-11-04	Stacking and delivering paper napkins etc
EP0453103A3 (en)	1992-07-01	Adhesive composition and coated paper sheets
EP0447714A3 (en)	1992-04-22	Improvements in and relating to vehicle friction brakes
GB8809966D0 (en)	1988-06-02	Improvements relating to friction pad assemblies
GB2189714B (en)	1990-02-14	Coated paper or cardboard
GB2163188B (en)	1988-06-15	Carbonless recording sheet and coating formulation
EP0569285A3 (en)	1994-06-01	Colloids to increase coefficient of friction in carbonless paper pad coatings
GB2248239B (en)	1994-09-07	Improvements in or relating to brake pads
EP0307778A3 (en)	1990-12-27	Surface-sizing agent for paper and paper-like materials
GB2216555B (en)	1991-12-11	Surface-sizing of paper structures
GB9217570D0 (en)	1992-09-30	Measuring of brake application force
GB8413922D0 (en)	1984-07-04	Paper with watermark effect
GB9123009D0 (en)	1991-12-18	Improvements in or relating to brake pads
EP0304489A4 (en)	1990-10-10	Paper coating composition
GB8809448D0 (en)	1988-05-25	Sheet of paper
GB2258630B (en)	1995-06-28	Improvements in and relating to paper handling
GB9117509D0 (en)	1991-10-02	Improvements in or relating to friction materials for railways brakes
GB9118403D0 (en)	1991-10-16	Improvements in and relating to disc brake pads
GB9205280D0 (en)	1992-04-22	Preparation of stock for use in manufacture of paper board and related products
BG43640A1 (en)	1988-07-15	Means for surface enobling of paper and cardboard
BG38737A1 (en)	1986-02-28	Composition for surface treatment of paper and cardboard
BG37474A1 (en)	1985-06-14	Means for surface enobling of paper and card- board

Legal Events

Date	Code	Title	Description
1993-09-23	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1993-11-10	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB IT
1994-04-12	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1994-06-01	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB IT
1994-09-07	17P	Request for examination filed	Effective date: 19940711
1995-07-05	17Q	First examination report despatched	Effective date: 19950523
1996-08-30	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
1996-12-17	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1997-03-25	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1997-06-13	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1997-07-30	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB IT
1997-09-04	REF	Corresponds to:	Ref document number: 69312564 Country of ref document: DE Date of ref document: 19970904
1997-10-17	ET	Fr: translation filed
1998-04-03	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19980403 Year of fee payment: 6
1998-05-29	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19980529 Year of fee payment: 6
1998-06-05	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1998-06-05	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1998-07-22	26N	No opposition filed
1998-12-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19981231
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1999-12-22	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19990504
2000-03-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20000301
2005-05-04	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20050504