Granted Patent
Utility
US 6,079,720 · App. 09/163,180
Portable stackable wagon assembly
Inventors:
Kenneth J. Spear, Rudy F. Planthaber, Steven F. Brooker
Patented Case
View Patent ↗
Granted: Jun 27, 2000
Filed: Sep 30, 1998
Inventors
Kenneth J. Spear
Rudy F. Planthaber
Steven F. Brooker
Assignee (at issue)
O. Ames Co.
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.