Granted Patent
Utility
US 5,763,685 · App. 08/516,227
Use of a second stage reactor in the manufacture and recovery of methyl tertiary butyl ether
Inventors:
Charles J. Kruse, Kyle Preston, Brian L. Benac
Patented Case
View Patent ↗
Granted: Jun 9, 1998
Filed: Aug 17, 1995
Inventors
Charles J. Kruse
Kyle Preston
Brian L. Benac
Assignee (at issue)
Huntsman Specialty Chemicals 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.