Granted Patent
Utility
US 4,633,013 · App. 06/619,450
Preparation of .alpha.-haloacetoacetic esters
Inventor:
Robert J. Clemens
Patented Case
View Patent ↗
Granted: Dec 30, 1986
Filed: Jun 11, 1984
Inventor
Robert J. Clemens
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.