Granted Patent
Utility
US 6,276,353 · App. 08/920,000
Projectile launcher
Inventors:
Rick A. Briggs, Edward J. Frantz
Patented Case
View Patent ↗
Granted: Aug 21, 2001
Filed: Aug 28, 1997
Inventors
Rick A. Briggs
Edward J. Frantz
Assignee (at issue)
Koala 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.