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. 03, 1988
Filed:
Mar. 31, 1986
Applicant:
Inventors:
Assignee:
Societa' Cavi Pirelli S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350 9623 ; 350 9610 ; 350 9634 ; 502158 ;
Abstract
A hydrogen absorbent composition for protecting optical fibers from damage due to attack by hydrogen, and optical fiber cables and components containing such composition. The composition comprises a mixture of an unsaturated polymer obtained by the polymerization of at least conjugated diene-monomers and of a catalyst selected from the transition metals, the inorganic and organometallic salts of the transition metals, the organometallic acids of the transition metals or mixtures thereof, which catalyst may be supported on an inert carrier.