Granted Patent
Utility
US 4,904,808 · App. 07/322,484
Chelate ligands for low pressure hydroformylation catalyst and process employing same
Inventors:
Thomas J. Devon, Gerald W. Phillips, Thomas Allen Puckette, Jerome Leonard Stavinoha, Jr., Jeffrey J. Vanderbilt
Patented Case
View Patent ↗
Granted: Feb 27, 1990
Filed: Mar 13, 1989
Inventors
Thomas J. Devon
Gerald W. Phillips
Thomas Allen Puckette
Jerome Leonard Stavinoha, Jr.
Jeffrey J. Vanderbilt
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.