Granted Patent
Utility
US 6,800,706 · App. 09/784,444
Propylene polymer, molded object thereof, and process for producing propylene polymer
Inventors:
Masami Kanamaru, Yutaka Minami, Koji Kakigami, Hideo Funabashi
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Feb 26, 2001
Inventors
Masami Kanamaru
Yutaka Minami
Koji Kakigami
Hideo Funabashi
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.