Granted Patent
Utility
US 6,811,250 · App. 10/299,942
Ink conduit plugs for an inkjet printhead and methods of laser welding same
Inventors:
Jeffrey James Buchanan, Ganesh Vinayak Phatak
Patented Case
View Patent ↗
Granted: Nov 2, 2004
Filed: Nov 19, 2002
Inventors
Jeffrey James Buchanan
Ganesh Vinayak Phatak
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.