Trademark Search / PROTON-SPONGE

PROTON-SPONGE

○ Dead · Expired

U.S. federal trademark · Serial No. 72404147 · Reg. No. 0951131

Mark

PROTON-SPONGE

Status

Expired

Serial Number

72404147

Registration No.

0951131

Filing Date

October 4, 1971

Registration Date

January 23, 1973

Class(es)

Class 001

Owner

03 · MILWAUKEE, WI, US

1,8 - (BIS-(DIMETHYLAMINO)-NAPHTHALENE, AN ORGANIC CHEMICAL REAGENT USED IN ORGANIC SYNTHESES FOR RESEARCH AND COMMERCIAL APPLICATIONS

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