Granted Patent
Utility
US 5,383,442 · App. 07/896,575
Pump action marking pellet gun
Inventor:
Dennis J. Tippmann, Sr.
Patented Case
View Patent ↗
Granted: Jan 24, 1995
Filed: Jun 10, 1992
Inventor
Dennis J. Tippmann, Sr.
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.