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:
Apr. 09, 2019
Filed:
Apr. 01, 2015
Applicant:
Epistar Corporation, Hsinchu, TW;
Inventors:
Wei-Chiang Hu, Hsinchu, TW;
Chiu-Lin Yao, Hsinchu, TW;
Assignee:
EPISTAR CORPORATION, Hsinchu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21K 9/238 (2016.01); F21V 29/83 (2015.01); F21V 3/06 (2018.01); F21K 9/23 (2016.01); F21K 9/232 (2016.01); F21K 9/66 (2016.01);
U.S. Cl.
CPC ...
F21V 29/83 (2015.01); F21K 9/23 (2016.08); F21K 9/232 (2016.08); F21K 9/238 (2016.08); F21K 9/66 (2016.08); F21V 3/06 (2018.02);
Abstract
This disclosure discloses a light-emitting bulb. The light-emitting bulb comprises: a first light-emitting device comprising a first light-emitting unit and a first cover covering the light-emitting unit; a second cover comprising a bottom end and a lateral portion surrounding the first light-emitting device; a first opening provided in the bottom end of the second cover; and a second opening provided in the lateral portion of the second cover.