Granted Patent
Utility
US 4,480,087 · App. 06/509,534
Polyester waxes based on alkylsuccinic anhydride or alkenylsuccinic anhydride
Inventors:
Jimmy R. Trotter, Frederick B. Joyner, Richard L. McConnell
Patented Case
View Patent ↗
Granted: Oct 30, 1984
Filed: Jun 30, 1983
Inventors
Jimmy R. Trotter
Frederick B. Joyner
Richard L. McConnell
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.