IP Library Granted Patent US 4,879,504
Granted Patent Utility
US 4,879,504 · App. 07/244,378

Digital switching voltage regulator having telescoped regulation windows

Inventor: Michael J. McVey
Patented Case View Patent ↗
Granted: Nov 7, 1989 Filed: Sep 15, 1988
Inventor
Michael J. McVey
Assignee (at issue)
Hughes Aircraft Company

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 4,879,504
App. No.
07/244,378
Filed
1988-09-15
Granted
1989-11-07
Kind
A