Granted Patent
Utility
US 4,570,005 · App. 06/513,930
Process for the preparation of 2-arylpropyl ether or thioether derivatives
Inventors:
Kiyoshi Nakatani, Satoshi Numata, Tsuneo Inoue, Kenji Kodaka, Tsutomu Ishii, Teruhiko Toyama, Hajime Tachibana, Takatoshi Udagawa, Masatoshi Gohbara
Patented Case
View Patent ↗
Granted: Feb 11, 1986
Filed: Jul 14, 1983
Inventors
Kiyoshi Nakatani
Satoshi Numata
Tsuneo Inoue
Kenji Kodaka
Tsutomu Ishii
Teruhiko Toyama
Hajime Tachibana
Takatoshi Udagawa
Masatoshi Gohbara
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.