USD325209SExpiredUtility

Tread element for a wheel or endless track

60
Individually held — no corporate assignee on recordPriority: Sep 14, 1988Filed: Dec 7, 1988Granted: Apr 7, 1992
Est. expirySep 14, 2008(expired)· nominal 20-yr term from priority
Inventors:Phillip J. Rollinson
60
PatentIndex Score
11
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a ground engaging tread element for a wheel or endless track, as shown and described.

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