Granted Patent
Utility
US 4,921,964 · App. 07/317,383
Process for the preparation of stilbene derivatives
Inventors:
Joseph Stanton Bowers, Jr., Gerald L. Mayberry
Patented Case
View Patent ↗
Granted: May 1, 1990
Filed: Mar 1, 1989
Inventors
Joseph Stanton Bowers, Jr.
Gerald L. Mayberry
Assignee (at issue)
EASTMAN KODAK 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.