Granted Patent
Utility
US 4,497,928 · App. 06/624,306
Moldable polyblend containing poly(arylene sulfide)
Inventor:
Barry D. Dean
Patented Case
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Granted: Feb 5, 1985
Filed: Jun 25, 1984
Inventor
Barry D. Dean
Assignee (at issue)
Atlantic Richfield 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.