Granted Patent
Utility
US 6,410,092 · App. 09/557,534
Autodeposition post-bath rinse process
Inventors:
Zhiqi Yang, William E. Fristad
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Apr 25, 2000
Inventors
Zhiqi Yang
William E. Fristad
Assignee (at issue)
Henkel Limited
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.