Granted Patent
Utility
US 4,300,012 · App. 06/206,323
Process for transalkylation of alkylaromatic hydrocarbons
Inventors:
Hosheng Tu, Stephen W. Sohn
Patented Case
View Patent ↗
Granted: Nov 10, 1981
Filed: Nov 12, 1980
Inventors
Hosheng Tu
Stephen W. Sohn
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.