Granted Patent
Utility
US 6,478,046 · App. 09/766,138
Gas pressure regulator
Inventor:
Stanely Gabrel
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Jan 20, 2001
Inventor
Stanely Gabrel
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.