Granted Patent
Utility
US 6,238,529 · App. 09/403,657
Device for electrolytic treatment of printed circuit boards and conductive films
Inventors:
Jens-Eric Geissler, Thomas Rydlewski, Lorenz Kopp, Ralf-Peter Wachter, Reinhard Schneider
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Nov 22, 1999
Inventors
Jens-Eric Geissler
Thomas Rydlewski
Lorenz Kopp
Ralf-Peter Wachter
Reinhard Schneider
Assignee (at issue)
Atotech Deutschland 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.