Granted Patent
Utility
US 5,514,261 · App. 08/380,066
Electroplating bath for the electrodeposition of silver-tin alloys
Inventors:
Gunter Herklotz, Thomas Frey, Wolfgang Hempel
Patented Case
View Patent ↗
Granted: May 7, 1996
Filed: Jan 30, 1995
Inventors
Gunter Herklotz
Thomas Frey
Wolfgang Hempel
Assignee (at issue)
W. C. Heraeus GmbH
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.