Granted Patent
Utility
US 5,233,445 · App. 07/806,573
Active matrix liquid crystal display with average dielectric constant greater than 6 and less than 1.8 meq/g cyano groups
Inventors:
Hundi Panduranga Kamath, Robert H. Reamey, Mark F. Wartenberg, Stephen Moore, Philip J. Jones
Patented Case
View Patent ↗
Granted: Aug 3, 1993
Filed: Dec 12, 1991
Inventors
Hundi Panduranga Kamath
Robert H. Reamey
Mark F. Wartenberg
Stephen Moore
Philip J. Jones
Assignee (at issue)
Raychem Limited
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.