Trademark Search / SIGMA BLEND

SIGMA BLEND

○ Dead · Cancelled

U.S. federal trademark · Serial No. 74197803 · Reg. No. 1774805

Mark

SIGMA BLEND

Status

Cancelled

Serial Number

74197803

Registration No.

1774805

Filing Date

August 26, 1991

Registration Date

June 8, 1993

Class(es)

Class 001

Owners

SIGMA-ALDRICH CO.

03 · HIGHLAND, IL, US

Sigma-Aldrich Corporation

03 · St. Louis, MO, US

Sigma-Aldrich Corporation

03 · St. Louis, MO, US

Sigma-Aldrich Corporation

03 · St. Louis, MO, US

Goods & Services

chemical preparations; namely, collagenases, that are purified, standardized and blended; and/or chemical preparations; namely, enzymes for use in cell isolation research

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