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Serving hundreds of leading biopharmaceutical companies globally:

Express Scripts
Harvard Business School
Argus Health
AstraZeneca
Fish and Richardson
UBS
Julphar
Cipla
Cerilliant

Generated: May 28, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,254,129

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Summary for Patent: 4,254,129
Title: Piperidine derivatives
Abstract:Novel compounds of the following formula: ##STR1## wherein R.sub.1 is hydrogen or hydroxy; R.sub.2 is hydrogen; or R.sub.1 and R.sub.2 taken together form a second bond between the carbon atoms bearing R.sub.1 and R.sub.2 ; n is an integer of from 1 to 5; R.sub.3 is --CH.sub.3, --CH.sub.2 OH, --COOH or --COOalkyl wherein the alkyl moiety has from 1 to 6 carbon atoms and is straight or branched; and each of A and B is hydrogen or hydroxy; with the provisos that at least one of A or B is hydrogen and one of A or B is other than hydrogen when R.sub.3 is --CH.sub.3 ; and pharmaceutically acceptable salts thereof.
Inventor(s): Carr; Albert A. (Cincinnati, OH), Dolfini; Joseph E. (Cincinnati, OH), Wright; George J. (Richmond, VA)
Assignee: Richardson-Merrell Inc. (Wilton, CT)
Application Number:06/028,813
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 4,254,129
Patent Claim Types:
see list of patent claims
Compound; Composition; Dosage form; Use;

Drugs Protected by US Patent 4,254,129

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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Serving hundreds of leading biopharmaceutical companies globally:

Fuji
Teva
Express Scripts
Medtronic
Farmers Insurance
Johnson and Johnson
Daiichi Sankyo
Dow
Queensland Health

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