USD550360SExpiredUtility

Portable oxygen concentrator

79
Assignee: AIRSEP CORPPriority: Sep 2, 2005Filed: Sep 2, 2005Granted: Sep 4, 2007
Est. expirySep 2, 2025(expired)· nominal 20-yr term from priority
Inventors:Norman R. MccombsRobert CaseyRobert Bosinski
79
PatentIndex Score
27
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a portable oxygen concentrator, as shown.

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