Granted Patent
Utility
US 6,395,209 · App. 09/160,788
Deposited plastic film
Inventors:
Shigenobu Yoshida, Yuzou Otani
Patented Case
View Patent ↗
Granted: May 28, 2002
Filed: Sep 24, 1998
Inventors
Shigenobu Yoshida
Yuzou Otani
Assignees (at issue)
MITSUBISHI CHEMICAL CORPORATION
Mitsubishi Polyester Film 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.