Granted Patent
Utility
US 5,735,501 · App. 08/648,818
Valve arrangement
Inventors:
Rainer Maurer, Ludwig Reisinger
Patented Case
View Patent ↗
Granted: Apr 7, 1998
Filed: May 16, 1996
Inventors
Rainer Maurer
Ludwig Reisinger
Assignee (at issue)
Emerson Electric Co.
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.