Granted Patent
Utility
US 5,576,464 · App. 08/512,585
Removal of methanol from methyl tertiary butyl ether
Inventor:
Kyle Preston
Patented Case
View Patent ↗
Granted: Nov 19, 1996
Filed: Aug 8, 1995
Inventor
Kyle Preston
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.