Granted Patent
Utility
US 6,540,334 · App. 10/135,251
Method for making ink jet printheads
Inventors:
Jim Michael Mrvos, George Keith Parish, Kristi Rowe
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Apr 30, 2002
Inventors
Jim Michael Mrvos
George Keith Parish
Kristi Rowe
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.