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. 04, 2022
Filed:
Dec. 16, 2019
Facebook Technologies, Llc, Menlo Park, CA (US);
Rajesh Prasannavenkatesan, Menlo Park, CA (US);
Luke Murphy, North Bend, WA (US);
Elizabeth Tu, Seattle, WA (US);
Peter Wesley Bristol, Seattle, WA (US);
Facebook Technologies, LLC, Menlo Park, CA (US);
Abstract
The disclosed visible-light barrier may include a light-scattering layer that preferentially scatters visible light over infrared light. The light-scattering layer may include (1) a substantially transparent or translucent material and (2) at least one of TiOor ZnO particles dispersed within the substantially transparent or translucent material at a concentration of from approximately 0.02 wt % to approximately 2 wt %. Various other articles, devices, systems, and methods are also disclosed.