Granted Patent
Utility
US 3,945,525 · App. 05/477,310
Closure system for medical liquid container having low-torque breakaway ring
Inventor:
Eugene C. Jones
Patented Case
View Patent ↗
Granted: Mar 23, 1976
Filed: Jun 6, 1974
Inventor
Eugene C. Jones
Assignee (at issue)
American Hospital Supply Corp.
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.