Granted Patent
Utility
US 4,412,912 · App. 06/471,116
Hydrocarbon treating process having minimum gaseous effluent
Inventor:
George Asdigian
Patented Case
View Patent ↗
Granted: Nov 1, 1983
Filed: Mar 1, 1983
Inventor
George Asdigian
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.