Granted Patent
Utility
US 4,418,018 · App. 06/342,804
Process for the production of 2,3-dichloropropionitrile
Inventors:
Kazuyuki Kuroda, Riyoiti Ikematsu, Kazunari Nitta
Patented Case
View Patent ↗
Granted: Nov 29, 1983
Filed: Jan 26, 1982
Inventors
Kazuyuki Kuroda
Riyoiti Ikematsu
Kazunari Nitta
Assignee (at issue)
Mitsui Toatsu Chemicals, Incorporated
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.