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:
Jan. 30, 2024
Filed:
Dec. 13, 2018
3m Innovative Properties Company, St. Paul, MN (US);
Daniel J. Schmidt, Woodbury, MN (US);
Caleb T. Nelson, Woodbury, MN (US);
Kevin W. Gotrik, Hudson, WI (US);
Raymond J. Kenney, Woodbury, MN (US);
John A. Wheatley, Stillwater, MN (US);
Kenneth A. Epstein, St. Paul, MN (US);
Gary T. Boyd, Woodbury, MN (US);
Corey D. Balts, Eau Claire, WI (US);
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Abstract
A light control film, comprises a light input surface and alight output surface opposite the light input surface. Alternating transmissive regions and absorptive regions are disposed between the light input surface and the light output surface. The absorptive regions have an aspect ratio of at least 30 and the alternating transmissive region and absorptive regions have a relative transmission at a viewing angle of 0 degrees of at least 75%.