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:
May. 28, 1996
Filed:
Dec. 12, 1994
Applicant:
Inventors:
Alain Drouart, Nanterre, FR;
Benoit Gouez, Colombes, FR;
Bernard Jouvenel, Bures sur Yvette, FR;
Yves Lumineau, Eragny sur Oise, FR;
Max Matau, Villeneuve la Garenne, FR;
Pierre Ripoche, Pithiviers, FR;
Assignee:
Alcatel Fibres Optiques, Bezons Cedex, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
385141 ; 65391 ; 65414 ; 385128 ; 427452 ;
Abstract
A method of using a plasma to build up an optical fiber preform consists in injecting hydroxyl ions in a controlled manner into the build-up silica that is deposited on the preform. The invention is applicable to the manufacture of optical fibers, in particular monomode fibers.