Granted Patent
Utility
US 5,081,268 · App. 07/563,023
Process for the preparation of oxetanes from 1,3-glycol monosulfates
Inventors:
Roger A. Grey, Lawrence J. Karas, H. D. Moore
Patented Case
View Patent ↗
Granted: Jan 14, 1992
Filed: Aug 6, 1990
Inventors
Roger A. Grey
Lawrence J. Karas
H. D. Moore
Assignee (at issue)
Arco Chemical Technology, L.P.
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.