IP Library Granted Patent US 4,614,897
Granted Patent Utility
US 4,614,897 · App. 06/609,360

Switching circuit

Inventor: Robert A. Kumbatovic
Patented Case View Patent ↗
Granted: Sep 30, 1986 Filed: May 11, 1984
Inventor
Robert A. Kumbatovic
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 4,614,897
App. No.
06/609,360
Filed
1984-05-11
Granted
1986-09-30
Kind
A