The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 07, 2012
Filed:
Jun. 11, 1987
Applicant:
Robert John Langston, Somerset, GB;
Inventor:
Robert John Langston, Somerset, GB;
Assignee:
Plessey Overseas Limited, Ilford, Essex, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of detecting a submerged vessel in or near the wake of a ship in which a plurality of optical fiber sensors are trailed from said ship and in which at least one of said sensors which is located in the ship's wake comprises a magnetically-responsive optical fiber sensor.