Granted Patent
Utility
US 5,332,001 · App. 08/100,374
Sexless ball valve coupling
Inventor:
Albert W. Brown
Patented Case
View Patent ↗
Granted: Jul 26, 1994
Filed: Aug 2, 1993
Inventor
Albert W. Brown
Assignee (at issue)
JC CARTER LLC
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.