Granted Patent
Utility
US 5,227,463 · App. 07/897,737
Process for the manufacture of functionalized resins from styrene, divinyl benzene and alkane dithiol
Inventor:
Gilles Arsenault
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Jun 12, 1992
Inventor
Gilles Arsenault
Assignee (at issue)
Polysar Rubber 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.