US 8111581
MONITORING SYSTEM FOR A SHIP'S RADIATED NOISE
Assignee
SECRETARY OF STATE FOR DEFENCE IN HER BRITANNIC MAJESTY'S GOVERNMENT OF THE UNITED KINGDOM OF GREAT BRITAIN AND NORTHERN IRELAND, A BRITISH CORP.
Filed
Aug 11, 1986
Granted
Feb 7, 2012
Location
FIFE SC GB
35 USC §181 Secrecy Order
Imposed
Nov 3, 1988
Rescinded
Jul 20, 2011
Duration
22 years, 8 months
Inventor
- 1JOHN M. DONALDSON
Record Details
- Patent number
- US 8111581
- Application
- 06901072
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
Back to patent indexSource: USPTO 35 USC §181 secrecy order records