Granted Patent
Utility
US 5,110,850 · App. 07/683,393
Halogen-free, flame-retardant thermoplastic polyurethane containing melamine
Inventor:
Julius Farkas
Patented Case
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Granted: May 5, 1992
Filed: Apr 10, 1991
Inventor
Julius Farkas
Assignee (at issue)
B. F. Goodrich 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.