IP Library Granted Patent US 4,639,610
Granted Patent Utility
US 4,639,610 · App. 06/807,147

Rotating flux transformer

Inventors: Robert M. Del Vecchio, Theodore R. Specht
Patented Case View Patent ↗
Granted: Jan 27, 1987 Filed: Dec 10, 1985
Inventors
Robert M. Del Vecchio
Theodore R. Specht
Assignee (at issue)
Westinghouse Electric Company LLC

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 4,639,610
App. No.
06/807,147
Filed
1985-12-10
Granted
1987-01-27
Kind
A