Trademark Search / PURPALD

PURPALD

○ Dead · Expired

U.S. federal trademark · Serial No. 72417718 · Reg. No. 0955548

Mark

PURPALD

Status

Expired

Serial Number

72417718

Registration No.

0955548

Filing Date

March 8, 1972

Registration Date

March 20, 1973

Class(es)

Class 001

Owner

ALDRICH CHEMICAL COMPANY, INC.

03 · MILWAUKEE, WI, US

Goods & Services

4-AMINO-3-HYDRAZINO-5-MERCAPTO-1,2,4-TRIAZOLE, AN ORGANIC CHEMICAL REAGENT USED AS AN ANALYTICAL TOOL FOR THE DETECTION OF ALDEHYDES IN EXTREMELY SMALL CONCENTRATION AND IN THE PRESENCE OF SIMILAR CHEMICAL MOIETIES SUCH AS KETONES

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