Granted Patent
Utility
US 4,430,513 · App. 06/297,909
Alkylation of amine compounds
Inventor:
Edwin H. Homeier
Patented Case
View Patent ↗
Granted: Feb 7, 1984
Filed: Aug 31, 1981
Inventor
Edwin H. Homeier
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.