Granted Patent
Utility
US 6,581,292 · App. 10/222,375
Vegetation trimmer apparatus
Inventor:
George E. Allis
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Aug 16, 2002
Inventor
George E. Allis
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.