Granted Patent
Utility
US 6,251,978 · App. 09/534,409
Conductive composite material
Inventor:
Kevin A. McCullough
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: Mar 23, 2000
Inventor
Kevin A. McCullough
Assignee (at issue)
Chip Coolers, 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.