Granted Patent
Utility
US 5,534,129 · App. 08/277,631
Cyanidic-alkaline baths for the galvanic deposition of copper-tin alloy coatings, uses thereof, and metallic bases coated with said copper-tin alloy coating
Inventors:
Gerd Hoffacker, Hasso Kaiser, Klaus Reissmueller, Guenter Wirth
Patented Case
View Patent ↗
Granted: Jul 9, 1996
Filed: Jul 20, 1994
Inventors
Gerd Hoffacker
Hasso Kaiser
Klaus Reissmueller
Guenter Wirth
Assignee (at issue)
Degussa AG
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.