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:
May. 19, 2026
Filed:
Apr. 14, 2022
3m Innovative Properties Company, St. Paul, MN (US);
Gary E. Gaides, Woodbury, MN (US);
Nicholas A. Johnson, Burnsville, MN (US);
Stephen A. O. Olson, Maplewood, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A light control film includes a microstructured layer including a plurality of microstructures defining a plurality of grooves therebetween. The light control film further includes a light absorbing material disposed in each of the plurality of grooves. The light absorbing material includes a plurality of first particles. Each first particle includes a polymeric bead including an outer surface. Each first particle further includes an outer layer disposed on the outer surface of the polymeric bead. The outer layer of the first particle includes a metal compound.