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OK

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U.S. federal trademark · Serial No. 71633734 · Reg. No. 0597322

Mark
OK
Status
Registered
Serial Number
71633734
Registration No.
0597322
Filing Date
August 11, 1952
Registration Date
October 26, 1954
Class(es)
Class 009

Owner

PROPPER MANUFACTURING CO. INC.
03 · LONG ISLAND CITY, NY, US

Goods & Services

STERILIZER CONTROL STRIPS OF PAPER HAVING IMPRINTED THEREON A SPECIALLY PREPARED PIGMENT, WHICH PIGMENT, AFTER INSERTION IN AUTOCLAVES, CHANGES COLOR AT PREDETERMINED DURATIONS OF HIGH TEMPERATURE, THUS INDICATING PROPER STERILIZATION OF THE CONTENTS OF THE AUTOCLAVE IN WHICH THE CONTROL STRIPS ARE INSERTED

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Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.