Breathing mask
Description
1. Breathing mask
Claims
The ornamental design for a breathing mask, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D962421
Type: Grant
Filed: Jul 30, 2020
Date of Patent: Aug 30, 2022
Inventor: Byoung Woo Kim (Busan)
Primary Examiner: Darcey E Gottschalk
Application Number: 35/511,311
Type: Grant
Filed: Jul 30, 2020
Date of Patent: Aug 30, 2022
Inventor: Byoung Woo Kim (Busan)
Primary Examiner: Darcey E Gottschalk
Application Number: 35/511,311
Classifications
Current U.S. Class:
Mask (D24/110.1)
