Patent
   D829942
Priority
Jul 30 2017
Filed
Jul 30 2017
Issued
Oct 02 2018
Expiry
Oct 02 2033
Assg.orig
Entity
unknown
7
13
n/a
The ornamental design for a filament bulb, as shown and described.

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

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 lower front 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.

Jiang, Hongkui, Gao, Yanzeng, Wu, Feng

Patent Priority Assignee Title
10634286, Aug 07 2017 LEEDARSON LIGHTING CO., LTD. Lighting device and manufacturing method thereof
D988546, Apr 11 2022 DONGGUAN HUIHUAN LIGHTING CO., LTD. Light bulb
ER2707,
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Jul 24 2017GAO, YANZENGXIAMEN ECO LIGHTING CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0431370263 pdf
Jul 24 2017JIANG, HONGKUIXIAMEN ECO LIGHTING CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0431370263 pdf
Jul 24 2017WU, FENGXIAMEN ECO LIGHTING CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0431370263 pdf
Jul 30 2017XIAMEN ECO LIGHTING CO., LTD.(assignment on the face of the patent)
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