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Serving hundreds of leading biopharmaceutical companies globally:

Cipla
Healthtrust
Dow
Chubb
Medtronic
Julphar
Chinese Patent Office
Express Scripts
Colorcon

Generated: June 22, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,179,337

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Summary for Patent: 4,179,337
Title: Non-immunogenic polypeptides
Abstract:Polypeptides such as enzymes and insulin are coupled to polyethylene glycol or polypropropylene glycol having a molecular weight of 500 to 20,000 daltons to provide a physiologically active non-immunogenic water soluble polypeptide composition. The polyethylene glycol or polypropylene glycol protect the polypeptide from loss of activity and the composition can be injected into the mammalian circulatory system with substantially no immunogenic response.
Inventor(s): Davis; Frank F. (East Brunswick, NJ), Van Es; Theodorus (Piscataway, NJ), Palczuk; Nicholas C. (Bound Brook, NJ)
Assignee:
Application Number:05/819,831
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 4,179,337
Patent Claim Types:
see list of patent claims
Composition; Compound; Process;

Drugs Protected by US Patent 4,179,337

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 Family Members for US Patent 4,179,337

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada 1033673 ➤ Try a Free Trial
Switzerland 616942 ➤ Try a Free Trial
Germany 2433883 ➤ Try a Free Trial
France 2313939 ➤ 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:

Merck
Mallinckrodt
McKesson
Express Scripts
Healthtrust
Farmers Insurance
Queensland Health
US Army
Harvard Business School

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