ANHYDROX

○ Dead · Expired

U.S. federal trademark · Serial No. 71473998 · Reg. No. 0418202

Mark

ANHYDROX

Status

Expired

Serial Number

71473998

Registration No.

0418202

Filing Date

September 8, 1944

Registration Date

December 11, 1945

Class(es)

Class 001

Owner

COMPOSITION CONTAINING A SOLUBLE SALT FOR PREVENTING ANHYDRITE OR GYPSUM CONTAMINATION OF WELL DRILLING FLUIDS

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