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String trimmer knife

51
Assignee: ALBERTSON ROBERT VPriority: Feb 12, 2010Filed: Feb 12, 2010Granted: Nov 30, 2010
Est. expiryFeb 12, 2030(~3.6 yrs left)· nominal 20-yr term from priority
Inventors:Robert V. AlbertsonDeah L. Udell
51
PatentIndex Score
8
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8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for the string trimmer knife, as shown and described.

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