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Last Updated: April 25, 2024

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

Glossary

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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
>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

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	263578	⤷ Try a Trial
Canada	2194979	⤷ Try a Trial
Germany	122007000011	⤷ Try a Trial
Germany	122007000013	⤷ Try a Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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