USD1081009SActiveUtility

Exhaust valve for a mask

34
Assignee: PARK JONG SEOKPriority: Dec 5, 2023Filed: Dec 5, 2023Granted: Jun 24, 2025
Est. expiryDec 5, 2043(~17.4 yrs left)· nominal 20-yr term from priority
Inventors:Jong Seok Park
34
PatentIndex Score
0
Cited by
28
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for an exhaust valve for a mask as shown and described.

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