Granted Patent
Utility
US 6,809,213 · App. 09/847,004
Preparation of secondary aminoisobutylalkoxysilanes
Inventors:
R. Shawn Childress, Michelle A. Filipkowski, Curtis L. Schilling, Jr.
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: May 1, 2001
Inventors
R. Shawn Childress
Michelle A. Filipkowski
Curtis L. Schilling, Jr.
Assignee (at issue)
General Electric Company
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.