Granted Patent
Utility
US 4,444,951 · App. 06/484,000
Polyblends of thermoplastic polynorbornene nitrile polymers, styrenemaleic anhydride polymers and acrylonitrile-butradiene-styrene polymers
Inventor:
Robert A. Mendelson
Patented Case
View Patent ↗
Granted: Apr 24, 1984
Filed: Apr 11, 1983
Inventor
Robert A. Mendelson
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.