Granted Patent
Utility
US 6,627,055 · App. 09/897,842
Manufacture of fine-grained electroplating anodes
Inventors:
William J. Bishop, David J. Krus
Patented Case
View Patent ↗
Granted: Sep 30, 2003
Filed: Jul 2, 2001
Inventors
William J. Bishop
David J. Krus
Assignee (at issue)
BRUSH WELLMAN, 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.