IP Library › Granted Patent US 1,022,663
Granted Patent S1
US 1,022,663 · App. 29/921,188 · Granted Apr 16, 2024

Door knob lock

Inventor: Dingyue Sun (Ningbo, CN)
Assignee: Ningbo Beilun Jinjiu Cultural And Sport Products Co., Ltd
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Quick Facts
Patent No.
US 1,022,663
App. No.
29/921,188
Granted
Apr 16, 2024
Kind
S1
Claims (1)

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

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 15, 2023
From: SUN, DINGYUE
To: NINGBO BEILUN JINJIU CULTURAL AND SPORT PRODUCTS CO., LTD
Reel/Frame 065879/0415 →
Priority Claims (1)
CN 202330778180.6 · Nov 28, 2023 · national