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.

Date of Patent:
Jan. 21, 2025

Filed:

Aug. 03, 2020
Applicant:

3m Innovative Properties Company, St. Paul, MN (US);

Inventors:

Yuji Saito, Sagamihara, JP;

Jiro Hattori, Atsugi, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/00 (2006.01); B29D 11/00 (2006.01); G02B 5/22 (2006.01); G02F 1/00 (2006.01);
U.S. Cl.
CPC ...
G02B 5/003 (2013.01); B29D 11/00634 (2013.01); G02B 5/22 (2013.01); G02F 1/0063 (2013.01);
Abstract

An optical film includes a film body defining an upper surface, a lower surface opposite to the upper surface, and at least one outer edge extending between the upper and lower surfaces. The optical film also includes at least one energy radiated discolored portion formed in the film body. The at least one energy radiated discolored portion includes a radiation absorbing material.


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