Granted Patent
Utility
US 5,962,748 · App. 08/956,960
Process for preparing low unsaturation polyether polyols
Inventor:
Timothy L. Lambert
Patented Case
View Patent ↗
Granted: Oct 5, 1999
Filed: Oct 23, 1997
Inventor
Timothy L. Lambert
Assignee (at issue)
HUNTSMAN PETROCHEMICAL 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.