Granted Patent
Utility
US 6,490,091 · App. 09/487,038
Display panel filter and method of making the same
Inventors:
Daniel Woodruff, Chad J. Carter, Joseph Chavis
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Jan 19, 2000
Inventors
Daniel Woodruff
Chad J. Carter
Joseph Chavis
Assignee (at issue)
Viratec Thin Films, 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.