Granted Patent
Utility
US 5,651,335 · App. 08/535,264
Valve tappet
Inventors:
Harald Elendt, Gerald Fischer, Gerhard Maas, Christof Faria, Michael Haas, Hermann Wiehl
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: Jan 11, 1996
Inventors
Harald Elendt
Gerald Fischer
Gerhard Maas
Christof Faria
Michael Haas
Hermann Wiehl
Assignee (at issue)
INA-WALZLAGER SCHAEFFLER KG
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.