Granted Patent
Utility
US 6,174,304 · App. 08/860,014
Filling device for a needless injector cartridge
Inventor:
Terence Edward Weston
Patented Case
View Patent ↗
Granted: Jan 16, 2001
Filed: Jul 30, 1997
Inventor
Terence Edward Weston
Assignee (at issue)
Weston Medical Limited
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.