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Richardson-Merrell Inc.
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Cincinnati, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Substituted derivatives of 4-t-alkoxycarbonyl-piperazin-2-ones
Patent number
4,483,988
Issue date
Nov 20, 1984
Richardson-Merrell Inc.
Albert A. Carr
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
5-(Substituted benzyl)-6-oxo-2-piperazine carboxylic acids and esters
Patent number
4,435,571
Issue date
Mar 6, 1984
Richardson-Merrell Inc.
Albert A. Carr
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Antisecretory 1,2,4-triazole-3-thiols
Patent number
4,411,905
Issue date
Oct 25, 1983
Richardson-Merrell Inc.
William L. Albrecht
C07 - ORGANIC CHEMISTRY