IP Library Granted Patent US 5,437,421
Granted Patent Utility
US 5,437,421 · App. 08/169,599

Multiple electromagnetic tiles for boundary layer control

Inventors: Daniel M. Nosenchuck, Garry Brown
Patented Case View Patent ↗
Granted: Aug 1, 1995 Filed: Dec 17, 1993
Inventors
Daniel M. Nosenchuck
Garry Brown
Assignee (at issue)
British Technology Group USA Inc.

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 5,437,421
App. No.
08/169,599
Filed
1993-12-17
Granted
1995-08-01
Kind
A