Granted Patent
Utility
US 5,668,633 · App. 08/538,493
Method and system for formulating a color match
Inventors:
William Estel Cheetam, John Frederick Graf
Patented Case
View Patent ↗
Granted: Sep 16, 1997
Filed: Oct 3, 1995
Inventors
William Estel Cheetam
John Frederick Graf
Assignee (at issue)
General Electric Company
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.