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. 07, 2019
Filed:
Nov. 09, 2016
Applicant:
Cree, Inc., Durham, NC (US);
Inventors:
Jin Hong Lim, Durham, NC (US);
Corey Goldstein, Milwaukee, WI (US);
Kurt Wilcox, Libertyville, IL (US);
Mark Dixon, Morrisville, NC (US);
Scott Fisher, Raleigh, NC (US);
Assignee:
CREE, INC., Durham, NC (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/36 (2006.01); G02B 6/38 (2006.01); G02B 6/42 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0055 (2013.01); G02B 6/0088 (2013.01); G02B 6/0031 (2013.01); G02B 6/0068 (2013.01);
Abstract
In one aspect, lighting devices are described herein. A lighting device comprises an optic housing, a waveguide optic and an optical insert positioned in the housing, the optical insert comprising one or more reflective sidewalls for redirecting light emitted from the waveguide optic. The waveguide optic comprises sidewalls and a light extraction face including extraction elements, wherein the reflective sidewalls of the optical insert cover at least a portion of the sidewalls of the waveguide optic.