Patent
   D905489
Priority
Aug 24 2018
Filed
Mar 01 2019
Issued
Dec 22 2020
Expiry
Dec 22 2035
Assg.orig
Entity
unknown
2
12
n/a
The design for backrest, as shown and described.

FIG. 1 is a front view of backrest showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a perspective view thereof,

FIG. 8 is a top view in a used condition thereof; and,

FIG. 9 is a bottom view in a used condition thereof.

Zhu, Wenbin

Patent Priority Assignee Title
ER1111,
ER5144,
Patent Priority Assignee Title
7278688, Oct 04 2006 Elastic support structure for a human body to lean against
7427107, Aug 10 2006 YANG, PO HSUAN; HWONG, SHUN Movable backrest for a chair
9585484, Aug 11 2015 Sing Bee Enterprise Co., Ltd.; SING BEE ENTERPRISE CO , LTD Back support cushion device for chair
20070246988,
20100148554,
20100264718,
D565872, Aug 06 2007 Double backrest of a chair
D582707, Mar 17 2008 RGP Dental, Inc. Seat back
D799234, May 09 2016 DAKANG HOLDING GROUP CO., LTD. Chair
DE202015005534,
DE202016007410,
KR100904742,
///
Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 14 2019ZHU, WENBINSHENZHEN MINICUTE TECHNOLOGY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0488700642 pdf
Mar 01 2019Shenzhen Minicute Technology Co., Ltd.(assignment on the face of the patent)
Mar 14 2022SHENZHEN MINICUTE TECHNOLOGY CO LTD SHENZHEN MINICUTE ERGONOMIC TECHNOLOGY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0593970756 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule