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:
Mar. 24, 2015
Filed:
Jul. 09, 2007
Applicants:
Bryan V. Hunt, Fridley, MN (US);
Judith M. Invie, Woodbury, MN (US);
Anthony M. Renstrom, Oakdale, MN (US);
David B. Olson, Marine on St. Croix, MN (US);
Inventors:
Bryan V. Hunt, Fridley, MN (US);
Judith M. Invie, Woodbury, MN (US);
Anthony M. Renstrom, Oakdale, MN (US);
David B. Olson, Marine on St. Croix, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 27/00 (2006.01); B32B 33/00 (2006.01); C09D 4/06 (2006.01); C08L 33/14 (2006.01); F21V 8/00 (2006.01); C08F 290/06 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
C09D 4/06 (2013.01); C08L 33/14 (2013.01); G02B 6/0053 (2013.01); C08F 290/06 (2013.01); G02B 1/04 (2013.01);
Abstract
Presently described are optical films, such as a brightness enhancing film, having a polymerized microstructured surface disposed on a preformed polymeric film wherein the film has a thickness of no greater than 3 mils and the polymerized microstructured surface consists of the reaction product of a substantially non-brominated polymerizable resin composition.