Granted Patent
Utility
US 5,226,668 · App. 07/843,056
Pressure vessel for the storage of a gas having an outflow valve
Inventors:
Gudrun Delonge-Immik, Wolfgang Henseler, Wolf-Dietrich Munzel, Heinz Knoll
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Mar 2, 1992
Inventors
Gudrun Delonge-Immik
Wolfgang Henseler
Wolf-Dietrich Munzel
Heinz Knoll
Assignee (at issue)
MERCEDES-BENZ GROUP 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.