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Serving hundreds of leading biopharmaceutical companies globally:

Daiichi Sankyo
McKesson
Fish and Richardson
AstraZeneca
Boehringer Ingelheim
Dow
Cerilliant
Baxter
Express Scripts

Generated: April 20, 2018

DrugPatentWatch Database Preview

Details for Patent: 3,957,982

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Summary for Patent: 3,957,982
Title: Method for contraception by the application of combination-type sequential preparations
Abstract:Method of contraception in which an estrogen and a progestagen are orally administered daily for 21 days, the first 4-6 days at a low contraceptively effective daily dose, the next 4-6 days at a daily estrogen dose 1-2 times and a daily progestrogen dose 1-1.5 times that of the first 4-6 days, and for the next 9-11 days at a daily estrogen dose from that of the first 4-6 days to that of the next 4-6 days and a daily progestogen dose higher than either prior daily dose, up to 3 times that of the initial dose, followed by 7 days without hormone administration.
Inventor(s): Lachnit-Fixson; Ursula (Berlin, DT), Pitchford; Alan G. (High Hurstwood, near Uckfield, EN)
Assignee: Schering Aktiengesellschaft (Berlin & Bergkamen, DT)
Application Number:05/535,575
Patent Claim Types:
see list of patent claims
Use; Delivery; Composition; Dosage form;

Drugs Protected by US Patent 3,957,982

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: 3,957,982

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
2365103Dec 21, 1973

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Serving hundreds of leading biopharmaceutical companies globally:

Argus Health
Cipla
Chubb
Citi
Teva
Express Scripts
Fish and Richardson
Accenture
Queensland Health

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