Granted Patent
Utility
US 4,233,267 · App. 05/870,519
Combined batch reactor system and continuous distillation apparatus
Inventors:
Robert J. Coker, Gary W. Bate, Henk J. Deuzeman
Patented Case
View Patent ↗
Granted: Nov 11, 1980
Filed: Jan 18, 1978
Inventors
Robert J. Coker
Gary W. Bate
Henk J. Deuzeman
Assignee (at issue)
Fiberglas Canada 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.