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:
Aug. 24, 2004
Filed:
Mar. 19, 2003
Applicant:
Inventors:
Fabien Cens, Massy, FR;
Fadhel Rezgui, Sceaux, FR;
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/36 ;
U.S. Cl.
CPC ...
G02B 6/36 ;
Abstract
The invention relates to an optical feedthrough including an optical fiber ( ) and a protective tube ( ) surrounding said fiber. In the invention, a seal ( ) extends inside the annular space between the protective tube and the optical fiber, the length of said seal being greater than 50 mm.