Granted Patent
Utility
US 6,217,656 · App. 09/227,131
Pan holder for coating process
Inventors:
Charles E. Spiering, Kurt R. Wilker
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: Jan 7, 1999
Inventors
Charles E. Spiering
Kurt R. Wilker
Assignee (at issue)
Newell Operating Co.
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.