Granted Patent
Utility
US 5,535,943 · App. 08/303,573
Temperature-regulated mixing valve
Inventors:
Dieter Kahle, Eberhard Stolle, Walter Schutzeichel
Patented Case
View Patent ↗
Granted: Jul 16, 1996
Filed: Sep 8, 1994
Inventors
Dieter Kahle
Eberhard Stolle
Walter Schutzeichel
Assignee (at issue)
Friedrich Grohe AG
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.