Door lock
Description
The broken lines in the drawings depict boundaries of the door lock that form no part of the claimed design.
Claims
The ornamental design for a door lock, as shown and described.
Referenced Cited
Patent History
Patent number: D923453
Type: Grant
Filed: Mar 20, 2020
Date of Patent: Jun 29, 2021
Assignee: ZHONGSHAN HYDI ARROW LOCK CO., LTD (Zhongshan)
Inventor: Qiang Chen (Tongren)
Primary Examiner: Doris Clark
Application Number: 29/728,828
Type: Grant
Filed: Mar 20, 2020
Date of Patent: Jun 29, 2021
Assignee: ZHONGSHAN HYDI ARROW LOCK CO., LTD (Zhongshan)
Inventor: Qiang Chen (Tongren)
Primary Examiner: Doris Clark
Application Number: 29/728,828
Classifications
Current U.S. Class:
D8/331