Granted Patent
Utility
US 4,433,089 · App. 06/386,835
Inhibition of polyurethane hardening
Inventors:
C. Neil Keeney, Paul W. May, Jr., Albert W. Morgan
Patented Case
View Patent ↗
Granted: Feb 21, 1984
Filed: Jun 10, 1982
Inventors
C. Neil Keeney
Paul W. May, Jr.
Albert W. Morgan
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.