Serial Number
73713333
Owner
KEYSTONE ENVIRONMENTAL RESOURCES, INC.Attorney
Richard O. BartzFirst Use Date
Sep 17, 1986
Filing Date
Feb 25, 1988
KEYSTONE Trademark
Serial Number: 73713333 • Registration: 1522912
Trademark Classes
Owner Contact Info
Legal Representation
Correspondence Address
RICHARD O BARTZ BURD, BARTZ & GUTENKAUF
1300 FOSHAY TWR
MINNEAPOLIS
MN 55402
UNITED STATES
Trademark Details
Filing Date
February 25, 1988
Registration Date
January 31, 1989
First Use Anywhere
September 17, 1986
First Use in Commerce
September 17, 1986
Published for Opposition
August 16, 1988
Cancellation Date
August 7, 1995