Granted Patent
Utility
US 4,293,454 · App. 06/118,297
Process for reacting chloral with nitrogen compositions
Inventors:
Harold G. Monsimer, Stanley R. Sandler
Patented Case
View Patent ↗
Granted: Oct 6, 1981
Filed: Feb 4, 1980
Inventors
Harold G. Monsimer
Stanley R. Sandler
Assignee (at issue)
Pennwalt 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.