Granted Patent
Utility
US 6,693,579 · App. 09/919,688
Method to improve sealing of ink jet printhead purge mechanism to printhead
Inventors:
Laura Garcia Baxter, John Edward Borsuk, Ronald Todd Sellers
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Aug 1, 2001
Inventors
Laura Garcia Baxter
John Edward Borsuk
Ronald Todd Sellers
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.