Granted Patent
Utility
US 4,918,246 · App. 07/364,875
Process for preparing optically active haloalcohols
Inventor:
Herbert C. Brown
Patented Case
View Patent ↗
Granted: Apr 17, 1990
Filed: Jun 12, 1989
Inventor
Herbert C. Brown
Assignee (at issue)
Aldrich Chemical Company, Inc.
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.