USD380536SExpiredUtility
Filter for an air cleaner
Est. expirySep 11, 2015(expired)· nominal 20-yr term from priority
Inventors:Iain Paul Ellwood
68
PatentIndex Score
14
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a filter for an air cleaner, as shown.
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