Granted Patent
Utility
US 5,384,410 · App. 08/036,378
Removal of boronic acid protecting groups by transesterification
Inventor:
Charles A. Kettner
Patented Case
View Patent ↗
Granted: Jan 24, 1995
Filed: Mar 24, 1993
Inventor
Charles A. Kettner
Assignee (at issue)
The DuPont Merck Pharmaceutical 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.