IP Library › Granted Patent US 1,006,591
Granted Patent S1
US 1,006,591 · App. 29/715,633 · Granted Dec 5, 2023

Case for door exit device

Inventor: Wen-Fang Chang (Yunlin County, TW)
Assignee: TAIWAN FU HSING INDUSTRIAL CO., LTD.
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Quick Facts
Patent No.
US 1,006,591
App. No.
29/715,633
Granted
Dec 5, 2023
Kind
S1
Claims (1)

The ornamental design for a case for door exit device, as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 3, 2019
From: CHANG, WEN-FANG
To: TAIWAN FU HSING INDUSTRIAL CO., LTD.
Reel/Frame 051167/0478 →
Priority Claims (1)
TW 108305780 · Sep 23, 2019 · national