Patent
   D931627
Priority
Apr 25 2019
Filed
Apr 25 2019
Issued
Sep 28 2021
Expiry
Sep 28 2036
Assg.orig
Entity
unknown
0
4
n/a
The ornamental design for a knee support device for attaching to a chair, as shown and described.

FIG. 1 is a front view of the knee support device for attaching to a chair showing my new design;

FIG. 2 is a back view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof; and,

FIG. 6 is a right side view thereof.

Yun, KwangSun

Patent Priority Assignee Title
Patent Priority Assignee Title
D271727, Mar 02 1981 Chair
D348568, Mar 10 1992 Chair
D803589, Nov 20 2014 The Edge Desk LLC Desk system
D904040, Feb 08 2019 Fully LLC Chair
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