Granted Patent
Utility
US 4,371,677 · App. 06/301,618
Process for making dispersion copolymers through monomer metering
Inventors:
Marion G. Morningstar, Thomas J. Doyle
Patented Case
View Patent ↗
Granted: Feb 1, 1983
Filed: Sep 14, 1981
Inventors
Marion G. Morningstar
Thomas J. Doyle
Assignee (at issue)
B. F. Goodrich 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.