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Serving hundreds of leading biopharmaceutical companies globally:

Fuji
Merck
Argus Health
Johnson and Johnson
McKesson
Daiichi Sankyo
Mallinckrodt
Deloitte
Dow

Generated: May 24, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,814,342

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Summary for Patent: 5,814,342
Title: Prolonged release microcapsules
Abstract:This invention provides a microcapsule designed for zero order release of a physiologically active polypeptide over a period of at least two months, which is produced by preparing a water-in-oil emulsion comprising an inner aqueous layer containing about 20 to 70% (w/w) of said polypeptide and an oil layer containing a copolymer or homopolymer having a weight-average molecular weight of 7,000 to 30,000, wherein the composition ratio of lactic acid/glycolic acid in the copolymer or homopolymer is 80/10 to 100/0, and then subjecting said water-in oil emulsion to microencapsulation.
Inventor(s): Okada; Hiroaki (Suita, JP), Inoue; Yayoi (Kyoto, JP), Ogawa; Yasuaki (Otokuni-gun, JP)
Assignee: Takeda Chemical Industries, Ltd. (Osaka, JP)
Application Number:08/806,954
Patent Claim Types:
see list of patent claims
Compound; Dosage form; Process;

Drugs Protected by US Patent 5,814,342

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Foreign Priority and PCT Information for Patent: 5,814,342

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan2-33133Feb 13, 1990

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Serving hundreds of leading biopharmaceutical companies globally:

Teva
Federal Trade Commission
Accenture
Mallinckrodt
Merck
Farmers Insurance
Cipla
Healthtrust
McKesson

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