Granted Patent
Utility
US 4,849,263 · App. 07/068,567
Method of pretreatment of inorganics with novel N-silyl substituted 1-sila-2-azacycloalkanes
Inventors:
Enrico J. Pepe, Pedro M. Tarin
Patented Case
View Patent ↗
Granted: Jul 18, 1989
Filed: Jun 30, 1987
Inventors
Enrico J. Pepe
Pedro M. Tarin
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.