PURPALD
associated with 13 other trademarks
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 SMAL...

Words that describe this trademark:

analytical tool  small concentration  organic chemical  extremely small  chemical reagent  tool detection  detection  reagent  used  aldehydes 

Serial Number:

72417718

Mark:

PURPALD

Status:

Expired

Status Date:

12-27-2003

Filing Date:

Registration Number:

955548

Registration Date:

03-20-1973

Goods and 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

Mark Description:

N/A

Class:

Common metals and their alloys

Type of Mark:

Trademark

Published for Opposition Date:

N/A

Mark Drawing Status:

Typed Drawing

Abandon Date:

N/A

Business Name:

SIGMA-ALDRICH CORPORATION

Correspondent Name:

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