Granted Patent
Utility
US 6,436,315 · App. 09/849,629
Highly conductive molding compounds for use as fuel cell plates and the resulting products
Inventor:
Kurt I. Butler
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: May 4, 2001
Inventor
Kurt I. Butler
Assignee (at issue)
QUANTUM COMPOSITES, INC.
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.