Granted Patent
Utility
US 5,750,087 · App. 08/673,201
Process for the reduction of copper oxide
Inventors:
Joseph A. Corella, II, Kevin Neigh
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Jun 27, 1996
Inventors
Joseph A. Corella, II
Kevin Neigh
Assignee (at issue)
Mine Safety Appliances Company, LLC
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.