Granted Patent
Utility
US 5,290,342 · App. 07/873,461
Silane compositions and process
Inventors:
Andrew O. Wikman, Won S. Park, Charles R. Everly
Patented Case
View Patent ↗
Granted: Mar 1, 1994
Filed: Apr 24, 1992
Inventors
Andrew O. Wikman
Won S. Park
Charles R. Everly
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.