Light bulb filament

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Description

FIG. 1 is a perspective front View of light bulb filament;

FIG. 2 is a front View thereof;

FIG. 3 is a rear View thereof;

FIG. 4 is a left side View thereof;

FIG. 5 is a right side View thereof;

FIG. 6 is a top plan View thereof;

FIG. 7 is a bottom plan View thereof; and,

FIG. 8 is a perspective front View thereof.

Claims

The ornamental design for light bulb filament, as shown and described.

Referenced Cited
U.S. Patent Documents
D410554 June 1, 1999 Guyton
D422099 March 28, 2000 Kracke
D549360 August 21, 2007 An
D550864 September 11, 2007 Hernandez, Jr.
D689215 September 3, 2013 Xue
Patent History
Patent number: D827163
Type: Grant
Filed: Jun 5, 2017
Date of Patent: Aug 28, 2018
Assignee: XIAMEN ECO LIGHTING CO., LTD.
Inventors: Hongkui Jiang (Xiamen), Yanzeng Gao (Xiamen), Feng Wu (Xiamen), Chenjun Wu (Xiamen)
Primary Examiner: Marcus Jackson
Application Number: 29/606,516
Classifications
Current U.S. Class: Electric Light Bulb (34) (D26/2)