Granted Patent
Utility
US 5,654,441 · App. 08/528,451
Synthesis of 1,3-oxathiolane sulfoxide compounds
Inventor:
Derek James McPhee
Patented Case
View Patent ↗
Granted: Aug 5, 1997
Filed: Sep 14, 1995
Inventor
Derek James McPhee
Assignee (at issue)
Uniroyal Chemical Ltd./Ltee
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.