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. 16, 2021
Filed:
Nov. 25, 2015
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Michael E. Hallock, Hager City, WI (US);
Joy L. Manske, Menomonie, WI (US);
Britton G. Billingsley, St. Paul, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02C 7/10 (2006.01); A42B 3/22 (2006.01); A61F 9/02 (2006.01); A61F 9/06 (2006.01); A62B 7/10 (2006.01); A62B 18/08 (2006.01); G02B 5/20 (2006.01);
U.S. Cl.
CPC ...
G02C 7/10 (2013.01); A42B 3/225 (2013.01); A61F 9/022 (2013.01); A61F 9/065 (2013.01); A62B 7/10 (2013.01); A62B 18/082 (2013.01); G02B 5/205 (2013.01); G02B 5/208 (2013.01); G02C 7/104 (2013.01); G02C 2202/16 (2013.01);
Abstract
A vision-protecting filter lens, including a multilayer optical film and a neutral-density optical filter.