Respiratory mask
Description
Claims
The ornamental design for a respiratory mask, as shown and described.
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Patent History
Patent number: D943735
Type: Grant
Filed: Jun 14, 2020
Date of Patent: Feb 15, 2022
Inventor: Guoren Hu (Dongguan)
Primary Examiner: Eric L Goodman
Assistant Examiner: Michael Hoffman
Application Number: 29/738,024
Type: Grant
Filed: Jun 14, 2020
Date of Patent: Feb 15, 2022
Inventor: Guoren Hu (Dongguan)
Primary Examiner: Eric L Goodman
Assistant Examiner: Michael Hoffman
Application Number: 29/738,024
Classifications
Current U.S. Class:
Mask (D24/110.1)