IP Library › Granted Patent US 4,891,648
Granted Patent Utility
US 4,891,648 · App. 07/195,324

Aircraft radar arrangement

Inventors: Franz Jehle, Roland Drescher
Patented Case View Patent ↗
Granted: Jan 2, 1990 Filed: May 18, 1988
Inventors
Franz Jehle
Roland Drescher
Assignee (at issue)
Licentia Patent-Verwaltungs-GmbH

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 4,891,648
App. No.
07/195,324
Filed
1988-05-18
Granted
1990-01-02
Kind
A