Granted Patent
Utility
US 6,410,197 · App. 09/156,683
Methods for treating aluminum substrates and products thereof
Inventors:
Mark Thomas Bellino, Jennifer Kaye Neely, Catherine Mailhe Randolph, Kasturi Rangan Srinivasan
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Sep 18, 1998
Inventors
Mark Thomas Bellino
Jennifer Kaye Neely
Catherine Mailhe Randolph
Kasturi Rangan Srinivasan
Assignee (at issue)
Lexmark International, Inc.
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.