Granted Patent
Utility
US 4,620,911 · App. 06/814,332
Process for the production of dichlorohydrin
Inventors:
George C. Blytas, E. Gordon Foster, F. Norman Grimsby
Patented Case
View Patent ↗
Granted: Nov 4, 1986
Filed: Dec 27, 1985
Inventors
George C. Blytas
E. Gordon Foster
F. Norman Grimsby
Assignee (at issue)
SHELL OIL 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.