Granted Patent
Utility
US 6,132,909 · App. 09/106,885
Color filters for displays and methods for preparing same
Inventor:
Roger W. Phillips
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Jun 30, 1998
Inventor
Roger W. Phillips
Assignee (at issue)
Flex Products, 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.