Granted Patent
Utility
US 5,705,584 · App. 08/477,647
Propylene homopolymer and propylene copolymer prepared using novel bridged indenyl-containing metallocene
Inventors:
Daisuke Fukuoka, Takashi Tashiro, Koji Kawaai, Takashi Ueda, Yoshihisa Kiso, Akira Mizuno, Masaaki Kawasaki, Masaaki Itoh, Mikio Hashimoto
Patented Case
View Patent ↗
Granted: Jan 6, 1998
Filed: Jun 7, 1995
Inventors
Daisuke Fukuoka
Takashi Tashiro
Koji Kawaai
Takashi Ueda
Yoshihisa Kiso
Akira Mizuno
Masaaki Kawasaki
Masaaki Itoh
Mikio Hashimoto
Assignee (at issue)
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.