Granted Patent
Utility
US 6,607,692 · App. 10/038,801
Method of manufacture of a powder-based firearm ammunition projectile employing electrostatic charge
Inventor:
Harold F. Beal
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Dec 31, 2001
Inventor
Harold F. Beal
Assignee (at issue)
Doris Nebel Beal Inter Vivos Patent Trust
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.