Granted Patent
Utility
US 4,289,889 · App. 06/163,976
Preparation of tetraalkoxysilanes
Inventors:
William B. Herdle, Bernard Kanner, Donald Leroy Bailey
Patented Case
View Patent ↗
Granted: Sep 15, 1981
Filed: Jun 30, 1980
Inventors
William B. Herdle
Bernard Kanner
Donald Leroy Bailey
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.