IE48699B1 - Food and pharmaceutical coating composition,method of preparation and products so coated - Google Patents
Food and pharmaceutical coating composition,method of preparation and products so coatedInfo
- Publication number
- IE48699B1 IE48699B1 IE1870/79A IE187079A IE48699B1 IE 48699 B1 IE48699 B1 IE 48699B1 IE 1870/79 A IE1870/79 A IE 1870/79A IE 187079 A IE187079 A IE 187079A IE 48699 B1 IE48699 B1 IE 48699B1
- Authority
- IE
- Ireland
- Prior art keywords
- water
- dispersion
- latex
- food
- coating
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 28
- 235000013305 food Nutrition 0.000 title claims description 12
- 239000008200 pharmaceutical coating composition Substances 0.000 title description 2
- 238000002360 preparation method Methods 0.000 title description 2
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 239000004816 latex Substances 0.000 claims abstract description 41
- 239000003960 organic solvent Substances 0.000 claims abstract description 32
- 229920000642 polymer Polymers 0.000 claims abstract description 29
- 239000000654 additive Substances 0.000 claims abstract description 22
- 239000006185 dispersion Substances 0.000 claims abstract description 21
- 229920003176 water-insoluble polymer Polymers 0.000 claims abstract description 20
- 238000000576 coating method Methods 0.000 claims description 51
- 239000011248 coating agent Substances 0.000 claims description 32
- 239000003795 chemical substances by application Substances 0.000 claims description 29
- 239000000839 emulsion Substances 0.000 claims description 28
- 239000007787 solid Substances 0.000 claims description 26
- 239000002245 particle Substances 0.000 claims description 24
- 239000001856 Ethyl cellulose Substances 0.000 claims description 22
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 claims description 22
- 235000019325 ethyl cellulose Nutrition 0.000 claims description 22
- 229920001249 ethyl cellulose Polymers 0.000 claims description 22
- 239000004014 plasticizer Substances 0.000 claims description 22
- 238000000137 annealing Methods 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 13
- 239000002552 dosage form Substances 0.000 claims description 12
- 230000008901 benefit Effects 0.000 claims description 11
- 239000003995 emulsifying agent Substances 0.000 claims description 11
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- 238000005498 polishing Methods 0.000 claims description 7
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- 238000013019 agitation Methods 0.000 claims description 5
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- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims 1
- 230000001580 bacterial effect Effects 0.000 abstract description 7
- 239000008199 coating composition Substances 0.000 abstract description 7
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- 239000000243 solution Substances 0.000 description 39
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- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 7
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- 230000015572 biosynthetic process Effects 0.000 description 6
- FLKPEMZONWLCSK-UHFFFAOYSA-N diethyl phthalate Chemical compound CCOC(=O)C1=CC=CC=C1C(=O)OCC FLKPEMZONWLCSK-UHFFFAOYSA-N 0.000 description 6
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- 238000004090 dissolution Methods 0.000 description 5
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 description 4
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- 229960000541 cetyl alcohol Drugs 0.000 description 4
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- QKUNKVYPGIOQNP-UHFFFAOYSA-N 4,8,11,14,17,21-hexachlorotetracosane Chemical compound CCCC(Cl)CCCC(Cl)CCC(Cl)CCC(Cl)CCC(Cl)CCCC(Cl)CCC QKUNKVYPGIOQNP-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 239000004606 Fillers/Extenders Substances 0.000 description 2
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
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- 229920001800 Shellac Polymers 0.000 description 2
- DOOTYTYQINUNNV-UHFFFAOYSA-N Triethyl citrate Chemical compound CCOC(=O)CC(O)(C(=O)OCC)CC(=O)OCC DOOTYTYQINUNNV-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
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- 238000009826 distribution Methods 0.000 description 2
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- 239000003973 paint Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 235000010987 pectin Nutrition 0.000 description 1
- 239000001814 pectin Substances 0.000 description 1
- 229920001277 pectin Polymers 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920001993 poloxamer 188 Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000223 polyglycerol Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- CCXUFFTYEJRDBY-UHFFFAOYSA-N propylene glycol mono- and diesters of fats and fatty acids Chemical class CCCCCCCCCCCCCCC(=O)OC(C)COC(=O)CCCCCCCCCCCCC CCXUFFTYEJRDBY-UHFFFAOYSA-N 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000010413 sodium alginate Nutrition 0.000 description 1
- 239000000661 sodium alginate Substances 0.000 description 1
- 229940005550 sodium alginate Drugs 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 235000021055 solid food Nutrition 0.000 description 1
- 239000002195 soluble material Substances 0.000 description 1
- 238000000527 sonication Methods 0.000 description 1
- 229940035044 sorbitan monolaurate Drugs 0.000 description 1
- 235000011076 sorbitan monostearate Nutrition 0.000 description 1
- 239000001587 sorbitan monostearate Substances 0.000 description 1
- 229940035048 sorbitan monostearate Drugs 0.000 description 1
- 235000011078 sorbitan tristearate Nutrition 0.000 description 1
- 239000001589 sorbitan tristearate Substances 0.000 description 1
- 229960004129 sorbitan tristearate Drugs 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000001256 steam distillation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000009495 sugar coating Methods 0.000 description 1
- 229950011008 tetrachloroethylene Drugs 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 150000003626 triacylglycerols Chemical class 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000011782 vitamin Substances 0.000 description 1
- 229940088594 vitamin Drugs 0.000 description 1
- 229930003231 vitamin Natural products 0.000 description 1
- 235000019195 vitamin supplement Nutrition 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
- A61K9/2806—Coating materials
- A61K9/2833—Organic macromolecular compounds
- A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
- A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23G—COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
- A23G3/00—Sweetmeats; Confectionery; Marzipan; Coated or filled products
- A23G3/34—Sweetmeats, confectionery or marzipan; Processes for the preparation thereof
- A23G3/343—Products for covering, coating, finishing, decorating
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23P—SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE OTHER SUBCLASS
- A23P20/00—Coating of foodstuffs; Coatings therefor; Making laminated, multi-layered, stuffed or hollow foodstuffs
- A23P20/10—Coating with edible coatings, e.g. with oils or fats
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23P—SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE OTHER SUBCLASS
- A23P20/00—Coating of foodstuffs; Coatings therefor; Making laminated, multi-layered, stuffed or hollow foodstuffs
- A23P20/10—Coating with edible coatings, e.g. with oils or fats
- A23P20/105—Coating with compositions containing vegetable or microbial fermentation gums, e.g. cellulose or derivatives; Coating with edible polymers, e.g. polyvinyalcohol
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
- A61K9/2806—Coating materials
- A61K9/2833—Organic macromolecular compounds
- A61K9/284—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
- A61K9/2806—Coating materials
- A61K9/2833—Organic macromolecular compounds
- A61K9/2853—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyethylene oxide, poloxamers, poly(lactide-co-glycolide)
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23G—COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
- A23G2200/00—COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF containing organic compounds, e.g. synthetic flavouring agents
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Polymers & Plastics (AREA)
- Epidemiology (AREA)
- Medicinal Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Veterinary Medicine (AREA)
- Food Science & Technology (AREA)
- Pharmacology & Pharmacy (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Biotechnology (AREA)
- Medicinal Preparation (AREA)
- General Preparation And Processing Of Foods (AREA)
- Paints Or Removers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Jellies, Jams, And Syrups (AREA)
- Formation And Processing Of Food Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US94794878A | 1978-10-02 | 1978-10-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE791870L IE791870L (en) | 1980-04-02 |
| IE48699B1 true IE48699B1 (en) | 1985-04-17 |
Family
ID=25487028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE1870/79A IE48699B1 (en) | 1978-10-02 | 1979-10-02 | Food and pharmaceutical coating composition,method of preparation and products so coated |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0020496B2 (OSRAM) |
| JP (2) | JPH027925B2 (OSRAM) |
| BE (1) | BE879132A (OSRAM) |
| DE (1) | DE2966893D1 (OSRAM) |
| DK (1) | DK162507C (OSRAM) |
| IE (1) | IE48699B1 (OSRAM) |
| IT (1) | IT1125424B (OSRAM) |
| WO (1) | WO1980000659A1 (OSRAM) |
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3049179A1 (de) * | 1975-03-20 | 1982-07-29 | Röhm GmbH, 6100 Darmstadt | Bindemittel fuer arzneimittelueberzuege. |
| US4293539A (en) * | 1979-09-12 | 1981-10-06 | Eli Lilly And Company | Controlled release formulations and method of treatment |
| PH16884A (en) * | 1979-09-12 | 1984-04-02 | Lilly Co Eli | Controlled release parasitic formulations and method |
| US4456628A (en) * | 1981-01-07 | 1984-06-26 | Bauer Kurt H | Process for film-coating a particulate solid, and emulsions for conducting the process |
| JPS57171428A (en) * | 1981-04-13 | 1982-10-22 | Sankyo Co Ltd | Preparation of coated solid preparation |
| US4556552A (en) * | 1983-09-19 | 1985-12-03 | Colorcon, Inc. | Enteric film-coating compositions |
| DE3405378A1 (de) * | 1984-02-15 | 1985-08-22 | Röhm GmbH, 6100 Darmstadt | Arzneimittelueberzug |
| US4912146A (en) * | 1985-01-30 | 1990-03-27 | Warner-Lambert Company | Coated dosage forms |
| US5182130A (en) * | 1989-11-06 | 1993-01-26 | Opta Food Ingredients, Inc. | Method for producing an edible prolamine coating from an aqueous latex |
| WO1991006227A1 (en) * | 1989-11-06 | 1991-05-16 | Opta Food Ingredients, Inc. | Protein-based edible coatings |
| FR2659230A1 (fr) * | 1990-03-08 | 1991-09-13 | Rhone Poulenc Sante | Procede d'enrobage par un polymere ph sensible de principes actifs. |
| US5126152A (en) * | 1991-03-01 | 1992-06-30 | Opta Food Ingredients, Inc. | Method of coating foods with an edible oil barrier film and product thereof |
| US5217736A (en) * | 1991-03-01 | 1993-06-08 | Opta Food Ingredients, Inc. | Potato and other food products coated with edible oil barrier films |
| US5266331A (en) * | 1991-11-27 | 1993-11-30 | Euroceltique, S.A. | Controlled release oxycodone compositions |
| JP3188767B2 (ja) * | 1992-09-11 | 2001-07-16 | 協和醗酵工業株式会社 | 反すう動物用組成物の製造法 |
| US5464878A (en) * | 1993-06-11 | 1995-11-07 | Camelot Technologies, Inc. | Degradable polymeric form and process for making |
| US5736178A (en) * | 1995-05-02 | 1998-04-07 | Opta Food Ingredients, Inc. | Colloidal dispersions of gluten, method of making and use therefor |
| AU4219497A (en) * | 1996-09-13 | 1998-04-02 | Shionogi & Co., Ltd. | Sustained-release preparation utilizing thermal change and process for the production thereof |
| US6174559B1 (en) | 1998-12-24 | 2001-01-16 | Opta Food Ingredients, Inc. | Gluten-derived colloidal dispersions and edible coatings therefrom and method of making |
| US6197353B1 (en) | 1998-12-24 | 2001-03-06 | Opta Food Ingredients, Inc. | Gluten-derived colloidal dispersions, edible coatings therefrom and method of making |
| US6723342B1 (en) | 1999-02-08 | 2004-04-20 | Fmc Corporation | Edible coating composition |
| US6432448B1 (en) | 1999-02-08 | 2002-08-13 | Fmc Corporation | Edible coating composition |
| US6500462B1 (en) | 1999-10-29 | 2002-12-31 | Fmc Corporation | Edible MCC/PGA coating composition |
| BR0115585A (pt) | 2000-11-28 | 2005-12-13 | Fmc Corp | Composições de revestimento de pronta liberação, endurecìvel, comestìvel, seca e, úmida, forma de dosagem sólida, e, método para revestir uma forma de dosagem sólida farmacêutica ou veterinária, confeito, semente, ração animal, fertilizante, comprimido de pesticida ou alimento |
| US6932861B2 (en) | 2000-11-28 | 2005-08-23 | Fmc Corporation | Edible PGA coating composition |
| JP2002306059A (ja) * | 2001-04-17 | 2002-10-22 | Gunze Kobunshi Corp | 食品用ケーシングフイルム |
| US20110104214A1 (en) | 2004-04-15 | 2011-05-05 | Purdue Pharma L.P. | Once-a-day oxycodone formulations |
| US7683042B1 (en) * | 2004-09-17 | 2010-03-23 | Jfc Technologies, Llc | Stabilized halide-free glucosamine base and method of preparation |
| US8088414B2 (en) * | 2006-02-07 | 2012-01-03 | Fmc Corporation | Latex or pseudolatex compositions, coatings and coating processes |
| EP3446713A3 (en) | 2012-05-02 | 2019-05-15 | Capsugel Belgium NV | Aqueous dispersions of controlled release polymers and shells and capsules thereof |
| EP3065720A1 (en) | 2013-11-04 | 2016-09-14 | Capsugel Belgium NV | Methods and systems for improved bioavailability of active pharmaceutical ingredients including esomeprazole |
| CN106163564B (zh) | 2014-04-08 | 2018-10-09 | 陶氏环球技术有限责任公司 | 包含酯化纤维素醚的分散体 |
| WO2015179072A1 (en) * | 2014-05-20 | 2015-11-26 | Dow Global Technologies Llc | Dispersion comprising a partially neutralized esterified cellulose ether |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2722528A (en) * | 1951-05-08 | 1955-11-01 | Hercules Powder Co Ltd | Preparation of finely divided cellulose plastics |
| US2843583A (en) * | 1955-03-03 | 1958-07-15 | Hercules Powder Co Ltd | Preparation of finely-divided cellulose derivative compositions |
| US3196827A (en) * | 1962-11-19 | 1965-07-27 | Wisconsin Alumni Res Found | Apparatus for the encapsulation of discrete particles |
| US3522070A (en) * | 1965-01-21 | 1970-07-28 | Du Pont | Aqueous coating compositions containing dispersed submicron cellulosic polymer particles and the process of preparing said coating compositions |
| US3935326A (en) * | 1967-06-28 | 1976-01-27 | Boehringer Mannheim G.M.B.H. | Process for coating tablets with aqueous resin dispersions |
| US4060598A (en) * | 1967-06-28 | 1977-11-29 | Boehringer Mannheim G.M.B.H. | Tablets coated with aqueous resin dispersions |
| FR1595925A (OSRAM) * | 1968-12-03 | 1970-06-15 | ||
| BE785702A (fr) * | 1971-07-14 | 1972-10-16 | Roehm Gmbh | Produits de revetement de formes medicamenteuses et leur utilisation |
| JPS517116A (en) * | 1974-06-11 | 1976-01-21 | Shinetsu Chemical Co | Choyoseihifukuyakuzaino seizohoho |
| HU174057B (hu) * | 1976-09-17 | 1979-10-28 | Richter Gedeon Vegyeszet | Sostav dlja pokrytij obespechivajuhhij uregulirovannuju otdachy aktivnogo vehhestva biologicheski aktivnykh preparatov i sposob poluchenija takikh preparatov s uregulirovannoj otdachej aktivnogo vehhestva |
| DE2703075A1 (de) * | 1977-01-26 | 1978-07-27 | Bayer Ag | Waessrige ueberzugsmittel und verfahren zu ihrer herstellung |
| US4177172A (en) * | 1977-01-26 | 1979-12-04 | Bayer Aktiengesellschaft | Aqueous nitrocellulose/alkyd resin dispersion |
-
1979
- 1979-09-26 JP JP54501727A patent/JPH027925B2/ja not_active Expired - Lifetime
- 1979-09-26 DE DE7979901350T patent/DE2966893D1/de not_active Expired
- 1979-09-26 WO PCT/US1979/000787 patent/WO1980000659A1/en unknown
- 1979-09-28 IT IT26134/79A patent/IT1125424B/it active
- 1979-10-01 BE BE0/197428A patent/BE879132A/fr not_active IP Right Cessation
- 1979-10-02 IE IE1870/79A patent/IE48699B1/en not_active IP Right Cessation
-
1980
- 1980-04-22 EP EP79901350A patent/EP0020496B2/en not_active Expired
- 1980-05-30 DK DK233080A patent/DK162507C/da not_active IP Right Cessation
-
1989
- 1989-10-20 JP JP1271939A patent/JPH02167221A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| WO1980000659A1 (en) | 1980-04-17 |
| IT7926134A0 (it) | 1979-09-28 |
| IE791870L (en) | 1980-04-02 |
| EP0020496A4 (en) | 1982-03-08 |
| DK162507C (da) | 1992-03-30 |
| EP0020496A1 (en) | 1981-01-07 |
| BE879132A (fr) | 1980-04-01 |
| JPS55500709A (OSRAM) | 1980-09-25 |
| DE2966893D1 (en) | 1984-05-17 |
| JPH02167221A (ja) | 1990-06-27 |
| EP0020496B1 (en) | 1984-04-11 |
| EP0020496B2 (en) | 1988-01-27 |
| JPH027925B2 (OSRAM) | 1990-02-21 |
| IT1125424B (it) | 1986-05-14 |
| DK233080A (da) | 1980-05-30 |
| JPH0339490B2 (OSRAM) | 1991-06-14 |
| DK162507B (da) | 1991-11-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Patent lapsed |