IP Library › Granted Patent US 4,542,402
Granted Patent Utility
US 4,542,402 · App. 06/502,002

Digital color matrix for a digital television receiver

Inventor: Joseph Robert Ader
Patented Case View Patent ↗
Granted: Sep 17, 1985 Filed: Jun 7, 1983
Inventor
Joseph Robert Ader
Assignee (at issue)
RCA 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,542,402
App. No.
06/502,002
Filed
1983-06-07
Granted
1985-09-17
Kind
A