Portable door lock
Description
The broken lines in the drawings depict portions of the portable door lock that form no part of the claimed design.
Claims
The ornamental design for a portable door lock, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D952441
Type: Grant
Filed: May 28, 2021
Date of Patent: May 24, 2022
Inventor: Baoying Zhao (Liaoyuan)
Primary Examiner: Keli L Hill
Assistant Examiner: Harold E Blackwell, II
Application Number: 29/785,966
Type: Grant
Filed: May 28, 2021
Date of Patent: May 24, 2022
Inventor: Baoying Zhao (Liaoyuan)
Primary Examiner: Keli L Hill
Assistant Examiner: Harold E Blackwell, II
Application Number: 29/785,966
Classifications
Current U.S. Class:
D8/330;
D8/331