Serial Number
74100277
Owner
SIGMA-ALDRICH CO.Attorney
Kristin J. FrostFirst Use Date
Jan 20, 1988
Filing Date
Sep 26, 1990
SIGMACLEAN Trademark
Serial Number: 74100277 • Registration: 1663127
Trademark Classes
Owner Contact Info
Legal Representation
Correspondence Address
Kristin J. Frost Sigma-Aldrich Co. LLC
3050 Spruce Street
Law Department
St. Louis
MO 63103
Trademark Details
Filing Date
September 26, 1990
Registration Date
November 5, 1991
First Use Anywhere
January 20, 1988
First Use in Commerce
January 20, 1988
Published for Opposition
August 13, 1991
Cancellation Date
January 29, 2016