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. 30, 2018
Filed:
Aug. 17, 2016
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Matthew B. Johnson, Woodbury, MN (US);
Steven P. Floeder, Shoreview, MN (US);
Kristy A. Gillette, Spring Valley, WI (US);
Arthur L. Kotz, Woodbury, MN (US);
Michael L. Ruegsegger, Woodbury, MN (US);
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 3/02 (2006.01); B26D 5/32 (2006.01); B41M 3/00 (2006.01); B26D 5/00 (2006.01); B26F 1/44 (2006.01); G02B 5/04 (2006.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
B26D 5/32 (2013.01); B26D 5/007 (2013.01); B26F 1/44 (2013.01); B41M 3/003 (2013.01); G02B 5/04 (2013.01); G02B 5/3041 (2013.01); G02B 5/3083 (2013.01);
Abstract
Optical films having an optical axis with an orientation that varies along a width of the optical film and having one or more indicia recording the orientation of the optical axis at a plurality of locations in the optical film are provided. Systems and methods for producing and for converting the optical films are provided.