Granted Patent
Utility
US 5,243,100 · App. 07/941,506
Preparation of tertiary butyl alcohol using promoted cycloalkenyl iron catalyst
Inventors:
John R. Sanderson, John F. Knifton
Patented Case
View Patent ↗
Granted: Sep 7, 1993
Filed: Sep 8, 1992
Inventors
John R. Sanderson
John F. Knifton
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.