Granted Patent
Utility
US 5,763,353 · App. 08/789,540
Hydrogenation catalyst precursor, hydrogenation catalyst and production process for alcohols
Inventors:
Yasuo Kadono, Yasuyuki Hattori, Masamitsu Horio, Fumihiko Nakamura
Patented Case
View Patent ↗
Granted: Jun 9, 1998
Filed: Jan 27, 1997
Inventors
Yasuo Kadono
Yasuyuki Hattori
Masamitsu Horio
Fumihiko Nakamura
Assignee (at issue)
Kao Corporation
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.