Granted Patent
Utility
US 4,299,927 · App. 06/146,893
Molding compositions
Inventor:
John R. Dombroski
Patented Case
View Patent ↗
Granted: Nov 10, 1981
Filed: May 5, 1980
Inventor
John R. Dombroski
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.