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TANG

○ Dead · Expired

U.S. federal trademark · Serial No. 71319770 · Reg. No. 0293827

Mark
TANG
Status
Expired
Serial Number
71319770
Registration No.
0293827
Filing Date
March 10, 1932
Registration Date
May 10, 1932
Class(es)
Class 001

Goods & Services

CHEMICALS USED FOR THE PREVENTION OF RUST AND CORROSION OF METALS IN CONTACT WITH WATER; FOR THE PREVENTION AND REMOVAL OF INCRUASTATIONS AND DEPOSITS IN WATER LINES, HEATERS, PRE-HEATERS, STEAM BOILERS, PUMPS, ENGINE JACKETS, CONDENSERS, EVAPORATORS, RADIATORS; FOR INHIBITING THE EMBRITTLEMENT OF METAL IN BOILERS, CONCENTRATORS, AND THE LIKE; AND FOR INCREASING THE YIELD OF OIL IN WATER FLOODING PROCESSES BY TREATMENT OF THE WATER USED THEREIN.

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