USD433494SExpiredUtility

Air purifier

97
Assignee: THE SHARPER IMAGEPriority: Jul 9, 1999Filed: Jul 9, 1999Granted: Nov 7, 2000
Est. expiryJul 9, 2019(expired)· nominal 20-yr term from priority
Inventors:Rene C. PinchukTristan M. Christianson
97
PatentIndex Score
72
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an air purifier, as shown.

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