Granted Patent
Utility
US 6,086,779 · App. 09/260,169
Copper etching compositions and method for etching copper
Inventors:
Craig V. Bishop, John R. Kochilla, Robert Jeffrey Durante, George Bokisa
Patented Case
View Patent ↗
Granted: Jul 11, 2000
Filed: Mar 1, 1999
Inventors
Craig V. Bishop
John R. Kochilla
Robert Jeffrey Durante
George Bokisa
Assignee (at issue)
McGean-Rohco, 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.