Granted Patent
Utility
US 6,307,002 · App. 09/436,359
Polyimide composition and process for producing the same
Inventors:
Kohji Okada, Hitoshi Nojiri
Patented Case
View Patent ↗
Granted: Oct 23, 2001
Filed: Nov 9, 1999
Inventors
Kohji Okada
Hitoshi Nojiri
Assignee (at issue)
KANEKA CORPORATION
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.