Granted Patent
Utility
US 5,013,773 · App. 07/280,794
Thermoplastic resin composition and process for producing the same
Inventors:
Manabu Nomura, Kaoru Wada
Patented Case
View Patent ↗
Granted: May 7, 1991
Filed: Dec 7, 1988
Inventors
Manabu Nomura
Kaoru Wada
Assignee (at issue)
Idemitsu Petrochemical Co., 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.