Granted Patent
Utility
US 5,863,986 · App. 08/787,889
Polymer alloy blend or composition and shaped articial obtained therefrom
Inventors:
Otto Herrmann-Schonherr, Frank Osan
Patented Case
View Patent ↗
Granted: Jan 26, 1999
Filed: Jan 23, 1997
Inventors
Otto Herrmann-Schonherr
Frank Osan
Assignees (at issue)
Ticona LLC
Mitsui Petrochemical Industries, Ltd.
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.