Granted Patent
Utility
US 4,377,713 · App. 06/340,321
Chemical process for preparing 3-phenoxybenzyl chloride
Inventor:
Kestutis A. Keblys
Patented Case
View Patent ↗
Granted: Mar 22, 1983
Filed: Jan 18, 1982
Inventor
Kestutis A. Keblys
Assignee (at issue)
Ethyl Corporation
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.