Granted Patent
Utility
US 4,328,026 · App. 06/007,769
Phosphoranyl derivatives containing nitrogen
Inventors:
Jonathan M. Kliegman, Robert F. McCarthy
Patented Case
View Patent ↗
Granted: May 4, 1982
Filed: Jan 30, 1979
Inventors
Jonathan M. Kliegman
Robert F. McCarthy
Assignee (at issue)
GAF 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.