USD494329SExpiredUtility

Conically shaped filter

82
Assignee: ROYAL APPLIANCE MFGPriority: Aug 16, 2002Filed: Aug 16, 2002Granted: Aug 10, 2004
Est. expiryAug 16, 2022(expired)· nominal 20-yr term from priority
Inventors:Charles J. ThurSteven J. Paliobeis
82
PatentIndex Score
27
Cited by
16
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a conically shaped filter, as shown and described.

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