Granted Patent
Utility
US 5,881,707 · App. 08/783,064
Pneumatically operated projectile launching device
Inventor:
William M. Gardner, Jr.
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Jan 15, 1997
Inventor
William M. Gardner, Jr.
Assignee (at issue)
Smart Parts, Inc.
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.