USD456505SExpiredUtility

Grill pattern on air filter inlet

66
Assignee: 3M INNOVATIVE PROPERTIES COPriority: Aug 3, 2000Filed: Aug 3, 2000Granted: Apr 30, 2002
Est. expiryAug 3, 2020(expired)· nominal 20-yr term from priority
Inventors:Jon Robert WolfPaul JohnsonBrian S. McginleyDavid M. CastiglioneBenjamin James CullenRaymond Odell
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PatentIndex Score
15
Cited by
19
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a grill pattern on an air filter inlet, as shown and described.

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