Granted Patent
Utility
US 4,246,367 · App. 06/078,342
Dicyclopentadiene polyester resins
Inventor:
Omer E. Curtis, Jr.
Patented Case
View Patent ↗
Granted: Jan 20, 1981
Filed: Sep 24, 1979
Inventor
Omer E. Curtis, Jr.
Assignee (at issue)
United States Steel Corporation
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.