Granted Patent
Utility
US 6,439,784 · App. 09/640,853
Method and system for using calibration patches in electronic film processing
Inventors:
Michael P. Keyes, Philip Cannata
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Aug 17, 2000
Inventors
Michael P. Keyes
Philip Cannata
Assignee (at issue)
Applied Science Fiction, 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.