Door knob
Latest Shenzhen Rundian Innovation Technology Co., Ltd. Patents:
Description
Claims
The ornamental design for a door knob, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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- Zincker Door Knob, by Zincker on Amazon.com. Dated Jun. 11, 2022. Found online [Sep. 21, 2022]. https://www.amazon.com/Zincker-Interior-Electronic-Apartment-Security/dp/B0B3CXHXSN.
Patent History
Patent number: D971002
Type: Grant
Filed: Jul 19, 2022
Date of Patent: Nov 29, 2022
Assignee: Shenzhen Rundian Innovation Technology Co., Ltd. (Shenzhen)
Inventor: Kezhi Liu (Shenzhen)
Primary Examiner: Messina L Smith
Assistant Examiner: Kayla Marie Bennett
Application Number: 29/846,728
Type: Grant
Filed: Jul 19, 2022
Date of Patent: Nov 29, 2022
Assignee: Shenzhen Rundian Innovation Technology Co., Ltd. (Shenzhen)
Inventor: Kezhi Liu (Shenzhen)
Primary Examiner: Messina L Smith
Assistant Examiner: Kayla Marie Bennett
Application Number: 29/846,728
Classifications
Current U.S. Class:
D8/302;
D8/300