Granted Patent
Utility
US 4,804,771 · App. 07/032,768
Novel n-silyl substituted 1-sila-2-azacyclopentanes
Inventor:
Enrico J. Pepe
Patented Case
View Patent ↗
Granted: Feb 14, 1989
Filed: Mar 31, 1987
Inventor
Enrico J. Pepe
Assignee (at issue)
Union Carbide Corporation
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.