Granted Patent
Utility
US 6,615,513 · App. 10/099,430
Draw latch assembly for mounting a plow to a vehicle
Inventors:
Philip J. Quenzi, Cal G. Niemela
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Mar 15, 2002
Inventors
Philip J. Quenzi
Cal G. Niemela
Assignee (at issue)
Blizzard Corporation
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.