Granted Patent
Utility
US 5,576,392 · App. 08/532,483
Resin composition
Inventors:
Yohzoh Yamamoto, Masashi Yatoumaru
Patented Case
View Patent ↗
Granted: Nov 19, 1996
Filed: Sep 22, 1995
Inventors
Yohzoh Yamamoto
Masashi Yatoumaru
Assignees (at issue)
Mitsui Petrochemical Industries, Ltd.
Hoechst GmbH
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.