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:
Dec. 05, 2000
Filed:
Apr. 04, 1997
Applicant:
Inventors:
William D Joseph, River Falls, WI (US);
Lee A Pavelka, Cottage Grove, MN (US);
Raymond E Grunzinger, Scandia, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; G02B / ;
U.S. Cl.
CPC ...
4284244 ; 359540 ; 359541 ; 428206 ; 428207 ; 428210 ; 428328 ; 428331 ; 4284231 ; 4284242 ; 4284255 ; 4284256 ; 4284258 ;
Abstract
Retroreflective sheeting articles 10 that have a retroreflective bead bond layer 15 that contains a polymer that contains linear crystalline segments and that is incorporated into a crosslinked polymeric network.