Granted Patent
Utility
US 5,670,033 · App. 08/544,619
Process for making copper metal powder, copper oxides and copper foil
Inventors:
David P. Burgess, Wendy M. Gort, Ronald K. Haines, Jackson G. Jenkins, Stephen J. Kohut, Peter Peckham
Patented Case
View Patent ↗
Granted: Sep 23, 1997
Filed: Oct 18, 1995
Inventors
David P. Burgess
Wendy M. Gort
Ronald K. Haines
Jackson G. Jenkins
Stephen J. Kohut
Peter Peckham
Assignee (at issue)
ElectroCopper Products Limited
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.