Serial Number
74158499
Owner
PROMEGA CORPORATIONAttorney
Harry C. EngstromFirst Use Date
Dec 18, 1990
Filing Date
Apr 18, 1991
CHROMAPHOR Trademark
Serial Number: 74158499 • Registration: 1714817
Trademark Classes
Owner Contact Info
Legal Representation
Correspondence Address
HARRY C ENGSTROM FOLEY & KARDBER
P O BOX 1497
MADISON
WI 53701-1497
UNITED STATES
Trademark Details
Filing Date
April 18, 1991
Registration Date
September 15, 1992
First Use Anywhere
December 18, 1990
First Use in Commerce
December 18, 1990
Published for Opposition
June 23, 1992
Cancellation Date
June 21, 2003