Granted Patent
Utility
US 5,594,062 · App. 08/402,688
Polycarbonate/polyolefin based resin compositions and their production processes and uses
Inventors:
Kazuya Takemura, Masahiko Kajioka, Kazumichi Sashi, Shigeru Takano, Eiichi Sumita
Patented Case
View Patent ↗
Granted: Jan 14, 1997
Filed: Mar 13, 1995
Inventors
Kazuya Takemura
Masahiko Kajioka
Kazumichi Sashi
Shigeru Takano
Eiichi Sumita
Assignee (at issue)
Kawasaki Steel Corporation
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.