Serial Number
77105658
Owner
SIGMA-ALDRICH INTERNATIONAL GMBHAttorney
Kristin J. FrostFirst Use Date
Jul 18, 2007
Filing Date
Feb 12, 2007
DUOLINK Trademark
Serial Number: 77105658 • Registration: 3505911
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
February 12, 2007
Registration Date
September 23, 2008
First Use Anywhere
July 18, 2007
First Use in Commerce
July 18, 2007
Published for Opposition
October 30, 2007
Cancellation Date
April 26, 2019