Granted Patent
Utility
US 6,617,479 · App. 10/223,762
Method for producing isopropyl chloride via liquid-phase hydrochlorination of propylene
Inventors:
Rodney L. Klausmeyer, David E. Brummond
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Aug 19, 2002
Inventors
Rodney L. Klausmeyer
David E. Brummond
Assignee (at issue)
Vulcan Chemicals Division of Vulcan Materials Company
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.