Granted Patent
Utility
US 5,244,182 · App. 07/932,634
Fluid flow control valve
Inventor:
Amos Pacht
Patented Case
View Patent ↗
Granted: Sep 14, 1993
Filed: Aug 20, 1992
Inventor
Amos Pacht
Assignee (at issue)
Butterworth Jetting Systems, Inc.
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.