Granted Patent
Utility
US 6,719,733 · App. 08/746,304
Method for the preparation of pre-filled plastic syringes
Inventors:
Gayle Heffernan, Allen Welsher
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Nov 8, 1996
Inventors
Gayle Heffernan
Allen Welsher
Assignee (at issue)
Bracco International BV
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.