IP Library › Granted Patent US 1,116,801
Granted Patent S1
US 1,116,801 · App. 29/972,416 · Granted Mar 10, 2026

Door stopper

Inventor: Lifeng Zhang (Ningbo, CN)
Assignee: Ningbo Hyderon Hardware Co., Ltd.
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Quick Facts
Patent No.
US 1,116,801
App. No.
29/972,416
Granted
Mar 10, 2026
Kind
S1
Claims (1)

The ornamental design for a door stopper, as shown and described.

Assignments (2)
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNOR AND ASSIGNEE ADDRESS PREVIOUSLY RECORDED ON REEL 73557 FRAME 393. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded Jan 28, 2026
From: ZHANG, LIFENG
To: NINGBO HYDERON HARDWARE CO., LTD.
Reel/Frame 074766/0009 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 23, 2026
From: ZHANG, LIFENG
To: NINGBO HYDERON HARDWARE CO., LTD.
Reel/Frame 073557/0393 →
Priority Claims (1)
CN 202430636998.9 · Oct 10, 2024 · national
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