IP Library › Granted Patent US 1,087,678
Granted Patent S1
US 1,087,678 · App. 29/904,294 · Granted Aug 12, 2025

Chair back

Inventors: Gang Li (Huzhou, CN); Liang Zhang (Huzhou, CN)
Assignee: ZHEJIANG QINGGU FURNITURE TECHNOLOGY CO., LTD.
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Quick Facts
Patent No.
US 1,087,678
App. No.
29/904,294
Granted
Aug 12, 2025
Kind
S1
Claims (1)

The ornamental design for a chair back as shown and described.

Assignments (2)
CHANGE OF NAME Recorded Jul 12, 2025
From: ZHEJIANG QINGGU TRADE TECHNOLOGY CO., LTD.
To: ZHEJIANG QINGGU FURNITURE TECHNOLOGY CO., LTD.
Reel/Frame 071685/0778 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 3, 2023
From: LI, GANG; ZHANG, LIANG
To: ZHEJIANG QINGGU TRADE TECHNOLOGY CO., LTD.
Reel/Frame 065115/0337 →
Priority Claims (1)
CN 202330177322.3 · Apr 4, 2023 · national
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