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AMERICAN CYANAMID CO. vs. DIRECTOR OF PATENTS

AMERICAN CYANAMID COMPANY, petitioner, vs. THE DIRECTOR OF PATENTS and TIU CHIAN, respondents.

G.R. No. L-23954 | 1977-04-29

MUá'OZ PALMA, J.:

This is an appeal from a decision of the Director of Patents in Inter Partes Case No. 140 entitled "American Cyanamid Company, petitioner, versus Tiu Chian, respondent which denied the petition of American Cyanamid Company to cancel the registration of the trademark SULMETINE issued in favor of Tiu Chian.

The factual background of this case follows:

Petitioner to which We shall refer at times as Cyanamid field on April 3, 1959, a petition to cancel certificate of registration No. 5348 issued on July 6, 1956, in favor of respondent Tiu Chian of the Latter's trademark SULMETINE used on medicine for the control of...