Granted Patent
Utility
US 6,037,516 · App. 08/975,523
Method for removal of oxygenate impurities from organic chemical streams
Inventors:
Peter S. Morford, Timothy L. Lambert, William K. Culbreth, III
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Nov 20, 1997
Inventors
Peter S. Morford
Timothy L. Lambert
William K. Culbreth, III
Assignee (at issue)
Huntsman ICI Chemicals LLC
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.