Granted Patent
Utility
US 4,669,828 · App. 06/600,366
Liquid crystal apparatus having concealed conductive paths
Inventor:
Robert Parker
Patented Case
View Patent ↗
Granted: Jun 2, 1987
Filed: Apr 16, 1984
Inventor
Robert Parker
Assignee (at issue)
Taliq Corporation
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.