Granted Patent
Utility
US 4,448,616 · App. 06/382,201
Process for reducing backmixing
Inventors:
Arthur W. Francis, Jr., Mark S. Nowotarski, Jack Solomon
Patented Case
View Patent ↗
Granted: May 15, 1984
Filed: May 26, 1982
Inventors
Arthur W. Francis, Jr.
Mark S. Nowotarski
Jack Solomon
Assignee (at issue)
Union Carbide 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.