The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 21, 2011
Filed:
Mar. 30, 1999
Sundar J. Rajan, Woodbury, MN (US);
Roberta E. Harelstad, Woodbury, MN (US);
Joey L. Reule, Cottage Grove, MN (US);
Sundar J. Rajan, Woodbury, MN (US);
Roberta E. Harelstad, Woodbury, MN (US);
Joey L. Reule, Cottage Grove, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
The present invention provides signage articles and methods of making, wherein the signage articles have adhesion-enhancing surfaces for marking materials. The signage articles include a substrate that includes a noncellulosic organic polymeric surface, preferably, a radiation cured coating disposed on the noncellulosic organic polymeric surface and a marking material disposed thereon. Preferably, the marking material is not substantially removed from the signage article upon wiping the marking material with gasoline for five cycles.