Granted Patent
Utility
US 5,346,764 · App. 08/073,291
Resin laminates
Inventors:
Hiroshi Kudo, Shinji Kawamura
Patented Case
View Patent ↗
Granted: Sep 13, 1994
Filed: Jun 7, 1993
Inventors
Hiroshi Kudo
Shinji Kawamura
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.