Granted Patent
Utility
US 6,021,962 · App. 09/114,575
Air assisted resin spray nozzle
Inventor:
Thomas A. Hedger
Patented Case
View Patent ↗
Granted: Feb 8, 2000
Filed: Jul 13, 1998
Inventor
Thomas A. Hedger
Assignee (at issue)
Graves Spray Supply, 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.