Granted Patent
Utility
US 5,098,984 · App. 07/539,100
Isocyanate terminated prepolymers and the use thereof in a rim process
Inventor:
Robson Mafoti
Patented Case
View Patent ↗
Granted: Mar 24, 1992
Filed: Jun 15, 1990
Inventor
Robson Mafoti
Assignee (at issue)
Mobay 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.