Granted Patent
Utility
US 4,748,276 · App. 06/708,633
Process for preparing N,N-bis(2-hydroxyethyl)benzylamine and N,N-bis(2-chloroethyl)benzylamine
Inventors:
John R. Handley, Allen F. Dow
Patented Case
View Patent ↗
Granted: May 31, 1988
Filed: Mar 6, 1985
Inventors
John R. Handley
Allen F. Dow
Assignee (at issue)
Sterling Drug, 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.