IP Library › Granted Patent US 4,679,002
Granted Patent Utility
US 4,679,002 · App. 06/727,056

Electromagnetically shielded narrow band electroencephalographic amplifier

Inventors: Gary W. Sherwin, John M. Zomp
Patented Case View Patent ↗
Granted: Jul 7, 1987 Filed: Apr 25, 1985
Inventors
Gary W. Sherwin
John M. Zomp
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 4,679,002
App. No.
06/727,056
Filed
1985-04-25
Granted
1987-07-07
Kind
A