Granted Patent
Utility
US 6,303,742 · App. 09/424,925
Polyimide compositions
Inventors:
Kohji Okada, Hitoshi Nojiri
Patented Case
View Patent ↗
Granted: Oct 16, 2001
Filed: Dec 1, 1999
Inventors
Kohji Okada
Hitoshi Nojiri
Assignee (at issue)
Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
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.