Transdermal therapeutic composition
Patent 5362497 Issued on November 8, 1994. Estimated Expiration Date: 
January 13, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
January 13, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesAce inhibitors in macular degeneration Angiotensin converting enzyme inhibitors and their formulation and use as pharmaceuticals Transdermal matrix system Patch Patent #: 4879119 InventorsAssigneeApplicationNo. 820020 filed on 01/13/1992US Classes:424/449, Transdermal or percutaneous424/443, Web, sheet or filament bases; compositions of bandages; or dressings with incorporated medicaments424/445, Dressings424/447, Bandages with incorporated medicaments424/484, Matrices424/485, Natural gums, resin or latex424/487, Acrylic acid and derivatives424/488, Polysaccharides (e.g., cellulose, etc.)514/777, Carbohydrate or lignin, or derivative514/781, Cellulose or derivative514/944, GEL514/946, PENETRANT OR ABSORBENT (ENHANCES PENETRATION INTO SUBJECT TREATED)514/953, SHAPED FORMS ADAPTED FOR NONINGESTIBLE USE OTHER THAN SUPPOSITORY TYPE (E.G., FILMS, INSERTS, ETC.)514/964SUSTAINED OR DIFFERENTIAL RELEASE TYPEExaminersPrimary: Page, Thurman K.Assistant: Azpuru, Carlos Attorney, Agent or FirmForeign Patent References
International ClassesA61K 009/70A61F 013/15 Foreign Application Priority Data1989-05-25 JPAbstractWhen a transdermal therapeutic composition which contains a pharmaceutically effective ingredient, a water-soluble absorption enhancer, a fat-soluble absorption enhancer and a super water-absorbent resin is applied to the skin of mammals, release of the pharmaceutically effective ingredient and the absorption enhancers is controlled and the pharmacological action lasts for a long period of time.Field of SearchWeb, sheet or filament bases; compositions of bandages; or dressings with incorporated medicamentsDressings Bandages with incorporated medicaments Transdermal or percutaneous Matrices Natural gums, resin or latex Acrylic acid and derivatives Polysaccharides (e.g., cellulose, etc.) Carbohydrate or lignin, or derivative Cellulose or derivative GEL PENETRANT OR ABSORBENT (ENHANCES PENETRATION INTO SUBJECT TREATED) SHAPED FORMS ADAPTED FOR NONINGESTIBLE USE OTHER THAN SUPPOSITORY TYPE (E.G., FILMS, INSERTS, ETC.) SUSTAINED OR DIFFERENTIAL RELEASE TYPE | |
