Granted Patent
Utility
US 6,706,373 · App. 09/796,352
Digital placard production process
Inventors:
Frederick C. Corn, David E. Downey, Joel A. Freeland, Matthew J. Gillard, Donnie L. Holland, Mark H. Lowery, Michael S. McGraw, Jay T. Pullen, Jerry P. Wright
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: Mar 2, 2001
Inventors
Frederick C. Corn
David E. Downey
Joel A. Freeland
Matthew J. Gillard
Donnie L. Holland
Mark H. Lowery
Michael S. McGraw
Jay T. Pullen
Jerry P. Wright
Assignee (at issue)
DELTA AIR LINES, 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.