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:
Oct. 16, 2001
Filed:
Nov. 13, 1998
Applicant:
Inventor:
Sally J. Bull, North Saint Paul, MN (US);
Assignee:
3M Innovatives Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 3/300 ; B32B 9/00 ;
U.S. Cl.
CPC ...
B32B 3/300 ; B32B 9/00 ;
Abstract
An optically clear, transparent, protective layer is disclosed for transfer from a release liner (not shown) to an imaged substrate. The layer has a composition including vinyl resin, optional acrylic resin, optional plasticizer, and an optional stabilizer. The layer optionally includes a pressure sensitive adhesive which adheres to the imaged substrate and image with pressure, followed by removal of the release liner. The release liner has a Sheffield smoothness value of from 1 to 10. A method of making is also disclosed. An image may also be present between the protective layer and the pressure sensitive adhesive.