Granted Patent
Utility
US 5,900,447 · App. 08/846,457
Composition for forming high thermal conductivity polybenzoxazine-based material and method
Inventor:
Hatsuo Ishida
Patented Case
View Patent ↗
Granted: May 4, 1999
Filed: May 1, 1997
Inventor
Hatsuo Ishida
Assignee (at issue)
Edison Polymer Innovation 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.