Filament bulb

Wang , et al. J

Patent Grant D838009

U.S. patent number D838,009 [Application Number D/609,689] was granted by the patent office on 2019-01-08 for filament bulb. This patent grant is currently assigned to XIAMEN ECO LIGHTING CO., LTD.. The grantee listed for this patent is XIAMEN ECO LIGHTING CO., LTD.. Invention is credited to Liangliang Cao, Xiaobo Chen, Fuwen Li, Yunnan Lin, Qiyuan Wang, Minghao Wu.


United States Patent D838,009
Wang ,   et al. January 8, 2019

Filament bulb

Claims

CLAIM The ornamental design for a filament bulb, as shown and described.
Inventors: Wang; Qiyuan (Xiamen, CN), Wu; Minghao (Xiamen, CN), Chen; Xiaobo (Xiamen, CN), Cao; Liangliang (Xiamen, CN), Lin; Yunnan (Xiamen, CN), Li; Fuwen (Xiamen, CN)
Applicant:
Name City State Country Type

XIAMEN ECO LIGHTING CO., LTD.

Xiamen, Fujian Province

N/A

CN
Assignee: XIAMEN ECO LIGHTING CO., LTD. (CN)
Appl. No.: D/609,689
Filed: July 4, 2017

Current U.S. Class: D26/2
Current International Class: 2604
Field of Search: ;D26/1-6,22,72,74,78,88,89,93,106,113-116,118,120,121,138 ;D13/169,174 ;D22/117 ;D8/305-312

References Cited [Referenced By]

U.S. Patent Documents
D689215 September 2013 Xue
D748297 January 2016 Ma
D759854 June 2016 Wang
D787714 May 2017 Wang
D793585 August 2017 Zhang
D801556 October 2017 Yao
D804689 December 2017 Zhou
2016/0369949 December 2016 Wu
2017/0356602 December 2017 Lin
2018/0045380 February 2018 Li
2018/0080611 March 2018 Haberkorn
2018/0080612 March 2018 Haberkorn
2018/0106435 April 2018 Wu
Primary Examiner: Rosati; Brandon M
Assistant Examiner: Voytek; John A
Attorney, Agent or Firm: PROI Intellectual Property US

Description



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

FIG. 2 is a front View thereof;

FIG. 3 is a left side View thereof;

FIG. 4 is a rear View thereof;

FIG. 5 is a right side View thereof;

FIG. 6 is a top plan View thereof; and,

FIG. 7 is a bottom plan View thereof.

In the drawings, the broken lines depict environmental subject matter only and form no part of the claimed design.

Disclaimer: The glass plunger surrounding the filament, the lamp holder beneath the filament as well as the screw base are shown in broken lines because they are not part of the claimed design, but are considered necessary to show the environment in which the design is associated.

Secondly, in the center of the filament bulb several groups of vertically oriented LED wires are shown wherein each group contains of two LED wires. Only one group of two LED wires is shown in solid lines. The purpose of showing only one group of two LED wires in solid lines is that the second and any further group of two LED wires are identical to said group of two LED wires that is shown in solid lines. Therefore, any repetition of said group of two LED wires--that is shown in solid lines--is shown in broken lines.

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Patent Diagrams and Documents

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