Granted Patent
Utility
US 4,808,392 · App. 07/068,759
Process for producing silanes
Inventors:
Masayoshi Itoh, Hiroharu Miyagawa, Masami Murakami, Tomohiro Abe, Kaoru Inoue, Keiichi Ikeda
Patented Case
View Patent ↗
Granted: Feb 28, 1989
Filed: Jun 29, 1987
Inventors
Masayoshi Itoh
Hiroharu Miyagawa
Masami Murakami
Tomohiro Abe
Kaoru Inoue
Keiichi Ikeda
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.