Granted Patent
Utility
US 6,725,852 · App. 10/422,420
Free-flowing paintball hopper
Inventors:
Michael J. Yokota, Joseph Landry, Lester Broersma
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Apr 23, 2003
Inventors
Michael J. Yokota
Joseph Landry
Lester Broersma
Assignee (at issue)
JT USA, LLC
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.