Granted Patent
Utility
US 4,727,161 · App. 06/798,919
Process for the preparation of indoles
Inventors:
Atsuyoshi Yamauchi, Seiya Iguchi, Yuzo Ono, Hiroshii Kimura, Satoshi Morita
Patented Case
View Patent ↗
Granted: Feb 23, 1988
Filed: Nov 15, 1985
Inventors
Atsuyoshi Yamauchi
Seiya Iguchi
Yuzo Ono
Hiroshii Kimura
Satoshi Morita
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.