Granted Patent
Utility
US 4,529,573 · App. 06/595,109
Gas injection control
Inventor:
Victor A. Varady
Patented Case
View Patent ↗
Granted: Jul 16, 1985
Filed: Mar 30, 1984
Inventor
Victor A. Varady
Assignee (at issue)
UOP LLC
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.