Granted Patent
Utility
US 5,465,748 · App. 08/248,138
Sanitizable slider diaphragm valve
Inventor:
William F. Bowers
Patented Case
View Patent ↗
Granted: Nov 14, 1995
Filed: May 24, 1994
Inventor
William F. Bowers
Assignee (at issue)
Millipore Corporation
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.