Patent
   D824051
Priority
Feb 17 2017
Filed
May 29 2017
Issued
Jul 24 2018
Expiry
Jul 24 2033
Assg.orig
Entity
unknown
5
5
n/a
The ornamental design for a light bulb filament, as shown and described.

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

FIG. 2 is a left side View thereof;

FIG. 3 is a front View thereof;

FIG. 4 is a right side View thereof;

FIG. 5 is a rear View thereof;

FIG. 6 is a top plan View thereof;

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

FIG. 8 is a perspective rear View thereof.

Jiang, Hongkui, Gao, Yanzeng, Wu, Feng, Lin, Hongbin

Patent Priority Assignee Title
D988546, Apr 11 2022 DONGGUAN HUIHUAN LIGHTING CO., LTD. Light bulb
ER2707,
ER2813,
ER8669,
ER9258,
Patent Priority Assignee Title
D410554, Oct 01 1998 Incandescent lamp
D422099, May 28 1999 Lamp
D549360, Jun 16 2006 KEETAT LIGHTING FACTORY Light bulb
D550864, Apr 23 2007 Ledvance LLC Lamp
D689215, May 14 2012 Civilight Shenzhen Semiconductor Lighting Co., Ltd. LED bulb
/////
Executed onAssignorAssigneeConveyanceFrameReelDoc
May 19 2017GAO, YANZENGXIAMEN ECO LIGHTING CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0425220147 pdf
May 19 2017WU, FENGXIAMEN ECO LIGHTING CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0425220147 pdf
May 19 2017LIN, HONGBINXIAMEN ECO LIGHTING CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0425220147 pdf
May 20 2017JIANG, HONGKUIXIAMEN ECO LIGHTING CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0425220147 pdf
May 29 2017XIAMEN ECO LIGHTING CO., LTD.(assignment on the face of the patent)
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule