String trimmer knife
Description
Claims
The ornamental design for the string trimmer knife, as shown and described.
Referenced Cited
Patent History
Patent number: D628034
Type: Grant
Filed: Feb 12, 2010
Date of Patent: Nov 30, 2010
Inventors: Robert V. Albertson (Alma, WI), Deah L. Udell (Wayzata, MN)
Primary Examiner: Holly H Baynham
Assistant Examiner: Sheryl Lane
Attorney: Richard John Bartz
Application Number: 29/348,803
Type: Grant
Filed: Feb 12, 2010
Date of Patent: Nov 30, 2010
Inventors: Robert V. Albertson (Alma, WI), Deah L. Udell (Wayzata, MN)
Primary Examiner: Holly H Baynham
Assistant Examiner: Sheryl Lane
Attorney: Richard John Bartz
Application Number: 29/348,803
Classifications
Current U.S. Class:
D8/8