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Patents Represented by Attorney R. McDonald
Patents Represented by Attorney R. McDonald
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Trityl picolinic acid derivatives and their use as anti-acne agents
Patent number:
4044140
Abstract:
Disclosed herein are novel 5-tritylpicolinic acids, amides, esters and pharmaceutically acceptable salts thereof. Also disclosed are methods for the use of said novel compounds as anti-acne agents.
Type:
Grant
Filed:
November 28, 1975
Date of Patent:
August 23, 1977
Assignee:
Schering Corporation
Inventor:
Margaret H. Sherlock