Granted Patent
Utility
US 6,136,991 · App. 08/967,634
Glycidyl ester adducts having increased glass transition temperatures
Inventors:
Richard William Ryan, Gerald G. McGlamery, Jr., Ralph M. Kowalik, Michael J. Keenan
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Nov 10, 1997
Inventors
Richard William Ryan
Gerald G. McGlamery, Jr.
Ralph M. Kowalik
Michael J. Keenan
Assignee (at issue)
Exxon Chemical Patents, Inc.
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.