Granted Patent
Utility
US 4,465,870 · App. 06/387,719
Etherification process with sorptive treating of hydrocarbon recycle stream
Inventor:
Lily E. Herskovits
Patented Case
View Patent ↗
Granted: Aug 14, 1984
Filed: Jun 11, 1982
Inventor
Lily E. Herskovits
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.