Granted Patent
Utility
US 4,436,916 · App. 06/264,627
Process for the preparation of indoles
Inventors:
Fujio Matsuda, Takazo Kato, Tadatoshi Honda, Kazuhiro Terada, Yasuo Kogure
Patented Case
View Patent ↗
Granted: Mar 13, 1984
Filed: May 18, 1981
Inventors
Fujio Matsuda
Takazo Kato
Tadatoshi Honda
Kazuhiro Terada
Yasuo Kogure
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.