Granted Patent
Utility
US 3,974,008 · App. 05/613,244
Method of making a frangible closure system for medical liquid container
Inventor:
Pradip V. Choksi
Patented Case
View Patent ↗
Granted: Aug 10, 1976
Filed: Sep 15, 1975
Inventor
Pradip V. Choksi
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.