Granted Patent
Utility
US 5,344,934 · App. 07/976,633
Preparation of urethane and caronate products
Inventors:
William D. McGhee, Dennis P. Riley, John J. Talley, Barry L. Parnas
Patented Case
View Patent ↗
Granted: Sep 6, 1994
Filed: Nov 16, 1992
Inventors
William D. McGhee
Dennis P. Riley
John J. Talley
Barry L. Parnas
Assignee (at issue)
Monsanto 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.