USD545426SExpiredUtility

Helmet respirator

67
Assignee: HELMET INTEGRATED SYST LTDPriority: Mar 27, 2003Filed: Sep 26, 2003Granted: Jun 26, 2007
Est. expiryMar 27, 2023(expired)· nominal 20-yr term from priority
Inventors:Colin Church
67
PatentIndex Score
18
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a helmet respirator, as shown and described.

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