USD457622SExpiredUtility

Nasal mask

80
Assignee: RESPIRONICS INCPriority: Aug 10, 1999Filed: May 8, 2001Granted: May 21, 2002
Est. expiryAug 10, 2019(expired)· nominal 20-yr term from priority
Inventors:Ralph E. KopackoZachary Dean PaulJoseph M. Miceli, Jr.Richard J. LordoPeter Chi Fai Ho
80
PatentIndex Score
25
Cited by
42
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a nasal mask, as shown and described.

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