SE7700716L - PROSTAGLANDINS - Google Patents
PROSTAGLANDINSInfo
- Publication number
- SE7700716L SE7700716L SE7700716A SE7700716A SE7700716L SE 7700716 L SE7700716 L SE 7700716L SE 7700716 A SE7700716 A SE 7700716A SE 7700716 A SE7700716 A SE 7700716A SE 7700716 L SE7700716 L SE 7700716L
- Authority
- SE
- Sweden
- Prior art keywords
- nov
- alkyl
- formula
- phosphonates
- prostaglandins
- Prior art date
Links
- 229940094443 oxytocics prostaglandins Drugs 0.000 title 1
- 150000003180 prostaglandins Chemical class 0.000 title 1
- -1 trifluoromethylphenyl Chemical group 0.000 abstract 3
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical class OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 abstract 2
- 125000000217 alkyl group Chemical group 0.000 abstract 2
- 125000001637 1-naphthyl group Chemical group [H]C1=C([H])C([H])=C2C(*)=C([H])C([H])=C([H])C2=C1[H] 0.000 abstract 1
- 125000001622 2-naphthyl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C(*)C([H])=C([H])C2=C1[H] 0.000 abstract 1
- 125000005809 3,4,5-trimethoxyphenyl group Chemical group [H]C1=C(OC([H])([H])[H])C(OC([H])([H])[H])=C(OC([H])([H])[H])C([H])=C1* 0.000 abstract 1
- 125000003762 3,4-dimethoxyphenyl group Chemical group [H]C1=C([H])C(OC([H])([H])[H])=C(OC([H])([H])[H])C([H])=C1* 0.000 abstract 1
- 125000005036 alkoxyphenyl group Chemical group 0.000 abstract 1
- 125000005037 alkyl phenyl group Chemical group 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 125000005059 halophenyl group Chemical group 0.000 abstract 1
- YACKEPLHDIMKIO-UHFFFAOYSA-N methylphosphonic acid Chemical class CP(O)(O)=O YACKEPLHDIMKIO-UHFFFAOYSA-N 0.000 abstract 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
- C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D257/04—Five-membered rings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C405/00—Compounds containing a five-membered ring having two side-chains in ortho position to each other, and having oxygen atoms directly attached to the ring in ortho position to one of the side-chains, one side-chain containing, not directly attached to the ring, a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, and the other side-chain having oxygen atoms attached in gamma-position to the ring, e.g. prostaglandins ; Analogues or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C405/00—Compounds containing a five-membered ring having two side-chains in ortho position to each other, and having oxygen atoms directly attached to the ring in ortho position to one of the side-chains, one side-chain containing, not directly attached to the ring, a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, and the other side-chain having oxygen atoms attached in gamma-position to the ring, e.g. prostaglandins ; Analogues or derivatives thereof
- C07C405/0008—Analogues having the carboxyl group in the side-chains replaced by other functional groups
- C07C405/0041—Analogues having the carboxyl group in the side-chains replaced by other functional groups containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/93—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems condensed with a ring other than six-membered
- C07D307/935—Not further condensed cyclopenta [b] furans or hydrogenated cyclopenta [b] furans
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
- C07D309/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D309/08—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D309/10—Oxygen atoms
- C07D309/12—Oxygen atoms only hydrogen atoms and one oxygen atom directly attached to ring carbon atoms, e.g. tetrahydropyranyl ethers
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/12—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/40—Esters thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/40—Esters thereof
- C07F9/4003—Esters thereof the acid moiety containing a substituent or a structure which is considered as characteristic
- C07F9/4006—Esters of acyclic acids which can have further substituents on alkyl
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/54—Quaternary phosphonium compounds
- C07F9/5407—Acyclic saturated phosphonium compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/6524—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having four or more nitrogen atoms as the only ring hetero atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Animal Behavior & Ethology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Chemical & Material Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Furan Compounds (AREA)
- Pyrane Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Abstract
1456514 Phosphonates PFIZER Inc 7 Nov 1973 [8 Nov 1972] 22858/76 Divided out of 1456512 Heading C2P Novel phosphonates of the formula wherein Ar is phenyl, halophenyl, trifluoromethylphenyl, biphenylyl, C 1-6 alkylphenyl, C 1-6 alkoxyphenyl, 3,4 - dimethoxyphenyl, 3,4,5 - trimethoxyphenyl, 3,4 - methylenedioxyphenyl, or 1- or 2-naphthyl; R is C 1-6 alkyl; and m and n are 0 to 3 with the proviso that the sum of m and n does not exceed 3 are prepared by reacting esters of the formula wherein R<SP>1</SP> is C 1-6 alkyl, with the appropriate dialkyl methylphosphonates.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US30481372A | 1972-11-08 | 1972-11-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7700716L true SE7700716L (en) | 1977-01-24 |
| SE445111B SE445111B (en) | 1986-06-02 |
Family
ID=23178133
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7314686A SE448992B (en) | 1972-11-08 | 1973-10-29 | PROCEDURE FOR PREPARING AN OMEGA-PENTANOR PROSTAGLANDIN FROM THE E OR F SERIES |
| SE7700718A SE431756B (en) | 1972-11-08 | 1977-01-24 | PHENOXI-2-OXOPROPYLPHOSPHONATE FOR USE AS INTERMEDIATE IN THE PREPARATION OF NEW W-PENTANORPROSTAGLANDINES |
| SE7700716A SE445111B (en) | 1972-11-08 | 1977-01-24 | SUBSTITUTED OMEGA-PENTANORPROSTAGLANDIN FROM E OR F SERIES FOR USE AS ANTIFERTILITY AGENT |
| SE7700717A SE436278B (en) | 1972-11-08 | 1977-01-24 | CYCLOPENTAND DERIVATIVES FOR USE AS INTERMEDIATE IN THE PREPARATION OF PROSTAGLAND COMPOUNDS |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7314686A SE448992B (en) | 1972-11-08 | 1973-10-29 | PROCEDURE FOR PREPARING AN OMEGA-PENTANOR PROSTAGLANDIN FROM THE E OR F SERIES |
| SE7700718A SE431756B (en) | 1972-11-08 | 1977-01-24 | PHENOXI-2-OXOPROPYLPHOSPHONATE FOR USE AS INTERMEDIATE IN THE PREPARATION OF NEW W-PENTANORPROSTAGLANDINES |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7700717A SE436278B (en) | 1972-11-08 | 1977-01-24 | CYCLOPENTAND DERIVATIVES FOR USE AS INTERMEDIATE IN THE PREPARATION OF PROSTAGLAND COMPOUNDS |
Country Status (29)
| Country | Link |
|---|---|
| JP (3) | JPS5416491B2 (en) |
| AR (3) | AR200585A1 (en) |
| AT (3) | AT367034B (en) |
| AU (1) | AU470375B2 (en) |
| BE (1) | BE806995A (en) |
| CA (3) | CA1085831A (en) |
| CH (1) | CH597176A5 (en) |
| CS (3) | CS182793B2 (en) |
| DD (4) | DD118856A5 (en) |
| DE (1) | DE2355540C2 (en) |
| DK (1) | DK144247C (en) |
| ES (3) | ES420325A1 (en) |
| FI (1) | FI60389C (en) |
| FR (3) | FR2205335B1 (en) |
| GB (3) | GB1456513A (en) |
| HK (3) | HK28179A (en) |
| HU (3) | HU171819B (en) |
| IE (1) | IE39537B1 (en) |
| IL (1) | IL43589A (en) |
| IN (1) | IN139384B (en) |
| KE (3) | KE2930A (en) |
| MY (3) | MY7900243A (en) |
| NL (1) | NL164273C (en) |
| NO (3) | NO147836C (en) |
| PH (3) | PH13272A (en) |
| SE (4) | SE448992B (en) |
| SU (4) | SU584766A3 (en) |
| YU (3) | YU39715B (en) |
| ZA (1) | ZA738554B (en) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3929862A (en) * | 1974-01-08 | 1975-12-30 | Upjohn Co | Substituted tolylesters of PGF{HD 2{B {60 |
| US3986764A (en) * | 1975-03-31 | 1976-10-19 | Gte Automatic Electric Laboratories Incorporated | Panel for supporting a pair of elongated mating connectors and selectively locking them together |
| GB1506816A (en) * | 1975-03-31 | 1978-04-12 | Upjohn Co | Prostaglandins |
| ES449162A1 (en) * | 1975-06-23 | 1977-12-16 | Syntex Inc | 16-Phenoxy and 16-substituted phenoxy-prostatrienoic acid derivatives |
| GB1516414A (en) * | 1975-08-22 | 1978-07-05 | Ici Ltd | Prostane derivatives |
| SE7809008L (en) * | 1977-12-12 | 1979-06-13 | Upjohn Co | USE OF PROSTAGLAND TYPE AMIDES TO CONTROL OR REGULATE THE REPRODUCTION CYCLE IN INDIVIDUALS OF MAMMALS |
| IN150279B (en) * | 1978-01-16 | 1982-09-04 | Pfizer | |
| WO1999012898A1 (en) * | 1997-09-09 | 1999-03-18 | The Procter & Gamble Company | Aromatic c16-c20-substituted tetrahydro prostaglandins useful as fp agonists |
| HUP0200258A2 (en) | 1999-03-05 | 2002-05-29 | The Procter & Gamble Co. | C16 unsaturated fp-selective prostaglandins analogs, pharmaceutical compositions containing them and their use |
| US6894175B1 (en) | 1999-08-04 | 2005-05-17 | The Procter & Gamble Company | 2-Decarboxy-2-phosphinico prostaglandin derivatives and methods for their preparation and use |
| US20020013294A1 (en) | 2000-03-31 | 2002-01-31 | Delong Mitchell Anthony | Cosmetic and pharmaceutical compositions and methods using 2-decarboxy-2-phosphinico derivatives |
| US20020037914A1 (en) | 2000-03-31 | 2002-03-28 | Delong Mitchell Anthony | Compositions and methods for treating hair loss using C16-C20 aromatic tetrahydro prostaglandins |
| US20020172693A1 (en) | 2000-03-31 | 2002-11-21 | Delong Michell Anthony | Compositions and methods for treating hair loss using non-naturally occurring prostaglandins |
| JP2002329615A (en) * | 2001-05-02 | 2002-11-15 | Ohira Denshi Kk | Toroidal coil |
| US6476064B1 (en) * | 2001-06-13 | 2002-11-05 | Allergan, Inc. | Cyclopentane heptan(ene) acyl sulfonamide, 2-alkyl or 2-arylalkyl, or 2-heteroarylalkenyl derivatives as therapeutic agents |
| EP1812017A2 (en) | 2004-10-21 | 2007-08-01 | Duke University | Ophthamological drugs |
| US8722739B2 (en) | 2008-10-29 | 2014-05-13 | Novaer Holdings, Inc. | Amino acid salts of prostaglandins |
| US8623918B2 (en) | 2008-10-29 | 2014-01-07 | Novaer Holdings, Inc. | Amino acid salts of prostaglandins |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1324737A (en) * | 1970-11-02 | 1973-07-25 | Upjohn Co | Prostaglandins and the preparation thereof |
| IE37602B1 (en) * | 1971-05-11 | 1977-08-31 | Ici Ltd | Cyclopentane derivatives |
-
1972
- 1972-11-07 DD DD182498*A patent/DD118856A5/xx unknown
-
1973
- 1973-10-29 SE SE7314686A patent/SE448992B/en unknown
- 1973-11-07 FR FR7339544A patent/FR2205335B1/fr not_active Expired
- 1973-11-07 JP JP12527273A patent/JPS5416491B2/ja not_active Expired
- 1973-11-07 GB GB2395076A patent/GB1456513A/en not_active Expired
- 1973-11-07 DD DD182499*A patent/DD119411A5/xx unknown
- 1973-11-07 IE IE2002/73A patent/IE39537B1/en unknown
- 1973-11-07 BE BE1005485A patent/BE806995A/en not_active IP Right Cessation
- 1973-11-07 DK DK601073A patent/DK144247C/en not_active IP Right Cessation
- 1973-11-07 GB GB2285876A patent/GB1456514A/en not_active Expired
- 1973-11-07 IN IN2448/CAL/73A patent/IN139384B/en unknown
- 1973-11-07 DD DD174504A patent/DD109212A5/xx unknown
- 1973-11-07 ZA ZA738554A patent/ZA738554B/en unknown
- 1973-11-07 IL IL43589A patent/IL43589A/en unknown
- 1973-11-07 CH CH1563973A patent/CH597176A5/xx not_active IP Right Cessation
- 1973-11-07 DD DD182497*A patent/DD117233A5/xx unknown
- 1973-11-07 AT AT0936973A patent/AT367034B/en not_active IP Right Cessation
- 1973-11-07 YU YU2880/73A patent/YU39715B/en unknown
- 1973-11-07 GB GB5175873A patent/GB1456512A/en not_active Expired
- 1973-11-07 NO NO4288/73A patent/NO147836C/en unknown
- 1973-11-07 AR AR250885A patent/AR200585A1/en active
- 1973-11-07 PH PH15191A patent/PH13272A/en unknown
- 1973-11-07 ES ES420325A patent/ES420325A1/en not_active Expired
- 1973-11-07 DE DE2355540A patent/DE2355540C2/en not_active Expired
- 1973-11-07 FI FI3443/73A patent/FI60389C/en active
- 1973-11-07 NL NL7315263.A patent/NL164273C/en not_active IP Right Cessation
- 1973-11-07 AU AU62247/73A patent/AU470375B2/en not_active Expired
- 1973-11-07 CA CA185,274A patent/CA1085831A/en not_active Expired
- 1973-11-08 CS CS7500006065A patent/CS182793B2/en unknown
- 1973-11-08 CS CS7300007669A patent/CS182791B2/en unknown
- 1973-11-08 CS CS7500006066A patent/CS182794B2/en unknown
- 1973-11-08 HU HU73PI00000452A patent/HU171819B/en unknown
- 1973-11-08 HU HU73PI451A patent/HU173507B/en unknown
- 1973-11-08 HU HU72PI00000399A patent/HU172703B/en unknown
- 1973-11-11 SU SU7301971722A patent/SU584766A3/en active
-
1974
- 1974-06-06 AR AR254090A patent/AR202931A1/en active
- 1974-06-06 AR AR254091A patent/AR199966A1/en active
- 1974-09-26 NO NO743493A patent/NO148998C/en unknown
- 1974-12-18 ES ES433047A patent/ES433047A1/en not_active Expired
- 1974-12-18 ES ES433046A patent/ES433046A1/en not_active Expired
-
1975
- 1975-02-18 SU SU752106791A patent/SU667141A3/en active
- 1975-02-18 NO NO750535A patent/NO149139C/en unknown
- 1975-02-19 SU SU752106125A patent/SU893130A3/en active
- 1975-07-24 PH PH17409A patent/PH13325A/en unknown
- 1975-07-24 PH PH17410A patent/PH13110A/en unknown
- 1975-08-22 FR FR7526059A patent/FR2279729A1/en active Granted
- 1975-08-22 FR FR7526060A patent/FR2283146A1/en active Granted
-
1976
- 1976-07-23 AT AT544676A patent/AT353285B/en active
- 1976-07-23 AT AT544576A patent/AT360672B/en not_active IP Right Cessation
- 1976-10-15 JP JP51123738A patent/JPS5257147A/en active Pending
- 1976-10-15 JP JP51123737A patent/JPS5253841A/en active Pending
-
1977
- 1977-01-24 SE SE7700718A patent/SE431756B/en not_active IP Right Cessation
- 1977-01-24 SE SE7700716A patent/SE445111B/en not_active IP Right Cessation
- 1977-01-24 SE SE7700717A patent/SE436278B/en not_active IP Right Cessation
- 1977-07-11 CA CA341,898A patent/CA1088931A/en not_active Expired
- 1977-07-11 CA CA341,897A patent/CA1088930A/en not_active Expired
-
1978
- 1978-07-27 SU SU782629453A patent/SU745362A3/en active
-
1979
- 1979-03-15 KE KE2930A patent/KE2930A/en unknown
- 1979-03-15 KE KE2932A patent/KE2932A/en unknown
- 1979-03-15 KE KE2931A patent/KE2931A/en unknown
- 1979-05-03 HK HK281/79A patent/HK28179A/en unknown
- 1979-05-03 HK HK279/79A patent/HK27979A/en unknown
- 1979-05-03 HK HK280/79A patent/HK28079A/en unknown
- 1979-12-30 MY MY243/79A patent/MY7900243A/en unknown
- 1979-12-30 MY MY245/79A patent/MY7900245A/en unknown
- 1979-12-30 MY MY246/79A patent/MY7900246A/en unknown
-
1980
- 1980-10-23 YU YU2706/80A patent/YU37316B/en unknown
- 1980-10-23 YU YU2707/80A patent/YU36975B/en unknown
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