Granted Patent
Utility
US 6,637,421 · App. 10/254,891
Pneumatically operated projectile launching device
Inventors:
David L. Smith, Raymond S. Gaston, William M. Gardner, Jr., Adam Gardner
Patented Case
View Patent ↗
Granted: Oct 28, 2003
Filed: Sep 24, 2002
Inventors
David L. Smith
Raymond S. Gaston
William M. Gardner, Jr.
Adam Gardner
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.