Granted Patent
Utility
US 5,401,889 · App. 08/150,916
Preparation of tertiary butyl alcohol by catalytic decomposition of tertiary butyl hydroperoxide
Inventors:
John R. Sanderson, Mark A. Mueller, Yu-Hwa E. Sheu
Patented Case
View Patent ↗
Granted: Mar 28, 1995
Filed: Nov 12, 1993
Inventors
John R. Sanderson
Mark A. Mueller
Yu-Hwa E. Sheu
Assignee (at issue)
Texaco Chemical Inc.
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.