Granted Patent
Utility
US 4,476,059 · App. 06/509,249
Chloroacetonitrile synthesis
Inventor:
Robert I. Davidson
Patented Case
View Patent ↗
Granted: Oct 9, 1984
Filed: Jun 30, 1983
Inventor
Robert I. Davidson
Assignee (at issue)
Ethyl 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.