USD329296SExpiredUtility

Guard for protecting the bases of tree trunks from trimming devices

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Assignee: DEEP ROOT CORPPriority: Apr 17, 1990Filed: Apr 17, 1990Granted: Sep 8, 1992
Est. expiryApr 17, 2010(expired)· nominal 20-yr term from priority
Inventors:Leonard N. Albrecht
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PatentIndex Score
7
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a guard for protecting the bases of tree trunks from trimming devices, as shown and described.

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