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Serving leading biopharmaceutical companies globally:

Teva
Merck
Colorcon
Express Scripts
Daiichi Sankyo
Federal Trade Commission
McKinsey
Argus Health
Farmers Insurance
Chinese Patent Office

Generated: February 20, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,013,556

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Summary for Patent: 5,013,556
Title: Liposomes with enhanced circulation time
Abstract:A liposome composition which contains between 1-20 mole percent of an amphipathic lipid derivatized with a polyalkylether, as exemplified by phosphatidylethanolamine derivatized with polyethyleneglycol. The derivatized lipid enchances the circulation time of the liposomes severalfold, and this enhancement is achieved with either fluid or membrane-rigidifying liposome components. Also disclosed are methods for delivering a drug for slow release from the bloodstream, and for targeting a selected tissue or cells with liposomes, via the bloodstream.
Inventor(s): Woodle; Martin C. (Menlo Park, CA), Martin; Francis J. (San Francisco, CA), Yau-Young; Annie (Los Altos, CA), Redemann; Carl T. (Walnut Creek, CA)
Assignee: Liposome Technology, Inc. (Menlo Park, CA)
Application Number:07/425,224
Patent Claim Types:
see list of patent claims
Composition; Dosage form; Delivery; Compound; Use;

Drugs Protected by US Patent 5,013,556

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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International Patents Family Members for US Patent 5,013,556

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 115401 ➤ Try a Free Trial
Austria 122229 ➤ Try a Free Trial
Austria 142483 ➤ Try a Free Trial
Austria 152614 ➤ Try a Free Trial
Australia 5323194 ➤ Try a Free Trial
Australia 642679 ➤ Try a Free Trial
Australia 6527294 ➤ Try a Free Trial
Australia 654120 ➤ Try a Free Trial
Australia 6637490 ➤ Try a Free Trial
Australia 6898291 ➤ Try a Free Trial
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Citi
Cantor Fitzgerald
Boehringer Ingelheim
Colorcon
Healthtrust
Julphar
US Army
Chubb
Chinese Patent Office

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