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Serving leading biopharmaceutical companies globally:

Baxter
Cipla
Merck
Citi
QuintilesIMS
Fish and Richardson
Novartis
Colorcon
Federal Trade Commission
Express Scripts

Generated: February 21, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,690,923

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Summary for Patent: 5,690,923
Title: Stable topical retinoid compositions
Abstract:Compositions for topical application to the skin are provided, which compositions comprise a retinoid in an aqueous vehicle, and further contain at least one non-ionic surfactant, wherein the non-ionic surfactant is the crystallization-preventing and stabilizing agent for said retinoid and is selected from the group consisting of polyoxyethylene mono fatty alcohol ethers, polyoxyethylene glyceryl fatty acid triesters and ethyleneoxide/propyleneoxide block copolymers.
Inventor(s): DeVringer; Tom (Zoetermeer, NL), Van Harrewijn; Antoon (Delft, NL), Muehlenbruch; Aart (Haarlem, NL)
Assignee: Yamanouchi Europe B.V. (Leiderdorp, NL)
Application Number:08/571,898
Patent Claim Types:
see list of patent claims
Use; Composition;

Drugs Protected by US Patent 5,690,923

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: 5,690,923

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
93201931Jan 07, 1993
PCT Information
PCT FiledJuly 01, 1994PCT Application Number:PCT/NL94/00151
PCT Publication Date:January 12, 1995PCT Publication Number: WO95/01160

International Patents Family Members for US Patent 5,690,923

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Finland 115607 ➤ Sign Up
Czech Republic 9503483 ➤ Sign Up
Czech Republic 285679 ➤ Sign Up
Germany 69427639 ➤ Sign Up
Denmark 0706370 ➤ Sign Up
European Patent Office 0706370 ➤ Sign Up
Spain 2160631 ➤ Sign Up
Finland 956204 ➤ Sign Up
Canada 2166062 ➤ Sign Up
Bulgaria 61713 ➤ Sign Up
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

QuintilesIMS
Citi
Medtronic
Daiichi Sankyo
Julphar
AstraZeneca
Express Scripts
Baxter
Chinese Patent Office

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