Granted Patent
Utility
US 5,206,004 · App. 07/723,785
Silane compositions and process
Inventor:
Won S. Park
Patented Case
View Patent ↗
Granted: Apr 27, 1993
Filed: Jul 1, 1991
Inventor
Won S. Park
Assignee (at issue)
Ethyl 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.