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Serving hundreds of leading biopharmaceutical companies globally:

Farmers Insurance
Accenture
Cerilliant
QuintilesIMS
McKinsey
AstraZeneca
Cipla
Queensland Health
McKesson

Generated: June 23, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,906,775

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Summary for Patent: 4,906,775
Title: Esters of 3-tert-butyl- and 3-tert-butyl-5-alkyl-4-hydroxyphenyl (alkane) carboxylic acids with oxyethylates of polythiols
Abstract:Esters of 3-tert-butyl- and 3-tert-butyl-5-alkyl-4-hydroxyphenyl (alkane) carboxylic acids with oxyethylates of polythiols are useful as stabilizers for polymers, especially for polyethylene and polypropylene.
Inventor(s): Kupper; Friedrich-Wilhelm (Marl, DE), Voges; Heinz-Werner (Dorsten, DE), Haage; Hans-Jurgen (Herne, DE)
Assignee: Huels Aktiengesellschaft (Marl, DE)
Application Number:07/122,724
Patent Claim Types:
see list of patent claims
Compound; Process;

Drugs Protected by US Patent 4,906,775

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: 4,906,775

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany3639353Nov 18, 1986

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Serving hundreds of leading biopharmaceutical companies globally:

Argus Health
Fuji
Chubb
UBS
Harvard Business School
Cipla
Johnson and Johnson
Healthtrust
Baxter

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