Granted Patent
Utility
US 4,942,263 · App. 07/337,233
Preparation of aldehydes
Inventors:
John R. Monnier, Peter J. Muehlbauer
Patented Case
View Patent ↗
Granted: Jul 17, 1990
Filed: Apr 13, 1989
Inventors
John R. Monnier
Peter J. Muehlbauer
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.