IP Library Granted Patent US 6,480,221
Granted Patent Utility
US 6,480,221 · App. 09/567,992

Method and apparatus for determining a process position of a scan line in an electrophotographic machine

Inventors: Mark Edwin Kirtley Lund, Daniel Pawley, Earl Dawson Ward, II
Patented Case View Patent ↗
Granted: Nov 12, 2002 Filed: May 10, 2000
Inventors
Mark Edwin Kirtley Lund
Daniel Pawley
Earl Dawson Ward, II
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.

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Quick Facts
Patent No.
US 6,480,221
App. No.
09/567,992
Filed
2000-05-10
Granted
2002-11-12
Kind
B1