Granted Patent
Utility
US 4,125,535 · App. 05/766,098
Process for preparing bisimides and bisimides prepared thereby
Inventor:
Lionel T. Wolford
Patented Case
View Patent ↗
Granted: Nov 14, 1978
Filed: Feb 7, 1977
Inventor
Lionel T. Wolford
Assignee (at issue)
Cities Service Co.
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.