USD346201SExpiredUtility

Portable storm drain cover

15
Assignee: KERR MC GEE CHEM CORPPriority: Sep 6, 1991Filed: Sep 6, 1991Granted: Apr 19, 1994
Est. expirySep 6, 2011(expired)· nominal 20-yr term from priority
Inventors:Craig D. HekiAlan J. Gaddy
15
PatentIndex Score
1
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for the portable storm drain cover, as shown.

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