USD597659SExpiredUtility

Ventilation interface

Assignee: RESPCARE INCPriority: Dec 23, 2005Filed: Oct 10, 2007Granted: Aug 4, 2009
Est. expiryDec 23, 2025(expired)· nominal 20-yr term from priority
81
PatentIndex Score
14
Cited by
116
References
1
Claims

Claims

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

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