Details for Patent: 5,798,338
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Summary for Patent: 5,798,338
Title: | Solid dosage forms that contain clathrates of 17.alpha.-ethinyl estradiol |
Abstract: | A method and pharmaceutical compositions are disclosed for reducing oxidative degradation of 17 .alpha.-ethinylestradiol comprising combining the estradiol with an effective amount of cyclodextrin, thus forming a cyclodextrin clathrate of the steroid. |
Inventor(s): | Backensfeld; Thomas (Berlin, DE), Tack; Johannes (Berlin, DE) |
Assignee: | Schering Aktiengesellschaft (Berlin, DE) |
Application Number: | 08/765,823 |
Patent Claim Types: see list of patent claims | Composition; Use; Dosage form; Formulation; |
Drugs Protected by US Patent 5,798,338
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
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>Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >TE | >Type | >RLD | >RS | >Patent No. | >Patent Expiration | >Product | >Substance | >Delist Req. | >Patented / Exclusive Use | >Submissiondate |
Foreign Priority and PCT Information for Patent: 5,798,338
Foriegn Application Priority Data | ||
Foreign Country | Foreign Patent Number | Foreign Patent Date |
Germany | 44 26 709.6 | Jul 20, 1994 |
PCT Information | |||
PCT Filed | July 10, 1995 | PCT Application Number: | PCT/EP95/02656 |
PCT Publication Date: | February 01, 1996 | PCT Publication Number: | WO96/02277 |
International Family Members for US Patent 5,798,338
Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
---|---|---|---|---|---|
European Patent Office | 0771217 | ⤷ Sign Up | CA 2006 00038 | Denmark | ⤷ Sign Up |
European Patent Office | 0771217 | ⤷ Sign Up | 07C0001 | France | ⤷ Sign Up |
Austria | 263578 | ⤷ Sign Up | |||
Canada | 2194979 | ⤷ Sign Up | |||
Germany | 122007000011 | ⤷ Sign Up | |||
Germany | 122007000013 | ⤷ Sign Up | |||
>Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |