Light bulb filament
Latest XIAMEN ECO LIGHTING CO., LTD. Patents:
Description
Claims
The ornamental design for a light bulb filament, as shown and described.
Referenced Cited
Patent History
Patent number: D819841
Type: Grant
Filed: May 29, 2017
Date of Patent: Jun 5, 2018
Assignee: XIAMEN ECO LIGHTING CO., LTD.
Inventors: Hongkui Jiang (Xiamen), Yanzeng Gao (Xiamen), Feng Wu (Xiamen), Hongbin Lin (Xiamen)
Primary Examiner: Marcus Jackson
Application Number: 29/605,662
Type: Grant
Filed: May 29, 2017
Date of Patent: Jun 5, 2018
Assignee: XIAMEN ECO LIGHTING CO., LTD.
Inventors: Hongkui Jiang (Xiamen), Yanzeng Gao (Xiamen), Feng Wu (Xiamen), Hongbin Lin (Xiamen)
Primary Examiner: Marcus Jackson
Application Number: 29/605,662
Classifications
Current U.S. Class:
Electric Light Bulb (34) (D26/2)