Granted Patent
Utility
US 4,216,129 · App. 06/010,190
Molding composition comprising a blend of poly (tetramethylene terephthalate) and poly(tetramethylene terephthalate) modified with dimer acid
Inventors:
Burns Davis, Freddie A. Shepherd
Patented Case
View Patent ↗
Granted: Aug 5, 1980
Filed: Feb 7, 1979
Inventors
Burns Davis
Freddie A. Shepherd
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.