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Details for Patent: RE37838

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Summary for Patent: RE37838

Title: Composition for contraception
Abstract:A combination product for oral contraception is disclosed comprising an estrogen selected from 2.0 to 6.0 mg of 17.beta.-estradiol and 0.020 mg of ethinylestradiol; and a gestagen selected from .[.0.25 to 0.30 mg of.]. drospirenone and .[.0.1 to 0.2 mg of.]. cyproterone acetate, followed by 5 or 4 pill-free or sugar pill days.
Inventor(s): Spona; Jurgen (Vienna, AT), Dusterberg; Bernd (Berlin, DE), Ludicke; Frank (Geneva, CH)
Assignee: Schering Aktiengesellschaft (DE)
Application Number:09/504,084
Patent Claim Types:
see list of patent claims
Composition;
Patent PDF download available with subscription

Glossary
Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Bayer Hlthcare
BEYAZ
drospirenone; ethinyl estradiol; levomefolate calcium
TABLET;ORAL022532Sep 24, 2010RXNoRE37838<disabled>Y
Bayer Hlthcare
YAZ
drospirenone; ethinyl estradiol
TABLET;ORAL021676Mar 16, 2006RXYesRE37838<disabled>Y
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Foreign Priority and PCT Information for Patent: RE37838

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany4344462Dec 22, 1993

International Patent Family for Patent: RE37838

Country Document Number Publication Date
World Intellectual Property Organization (WIPO)9517194Jun 29, 1995
United States of AmericaRE44159Apr 16, 2013
United States of America5824667Oct 20, 1998
United States of AmericaRE37564Feb 26, 2002
United States of AmericaRE43916Jan 08, 2013
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