Granted Patent
Utility
US 4,278,785 · App. 06/045,464
Polyester composition, process therefor and molded articles therefrom
Inventor:
Jerold C. Rosenfeld
Patented Case
View Patent ↗
Granted: Jul 14, 1981
Filed: Jun 4, 1979
Inventor
Jerold C. Rosenfeld
Assignee (at issue)
Hooker Chemicals & Plastics 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.