Granted Patent
Utility
US 5,711,340 · App. 08/585,802
Gas pressure reducing regulator
Inventors:
Frank J. Gusky, Gregory W. Diehl
Patented Case
View Patent ↗
Granted: Jan 27, 1998
Filed: Jan 16, 1996
Inventors
Frank J. Gusky
Gregory W. Diehl
Assignee (at issue)
THE ESAB GROUP INC.
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.