IP Library Granted Patent US 4,227,664
Granted Patent Utility
US 4,227,664 · App. 06/032,433

Stall current limiter for servo drive systems

Inventor: Edmund R. Skutecki
Patented Case View Patent ↗
Granted: Oct 14, 1980 Filed: Apr 23, 1979
Inventor
Edmund R. Skutecki
Assignee (at issue)
Sperry Corp.

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 4,227,664
App. No.
06/032,433
Filed
1979-04-23
Granted
1980-10-14
Kind
A