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:
Oct. 17, 2023
Filed:
Jan. 14, 2022
Applicant:
Prysmian S.p.a., Milan, IT;
Inventors:
Donald Ray Parris, Lomagna, IT;
Ian James Griffiths, Milan, IT;
Assignee:
Prysmian S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/44 (2006.01);
U.S. Cl.
CPC ...
G02B 6/4432 (2013.01); G02B 6/441 (2013.01); G02B 6/4486 (2013.01);
Abstract
An optical fibre unit includes one or more optical fibres; an outer jacket surrounding the one or more optical fibres, made of a fibre reinforced polymer comprising inorganic fibres embedded in a polymer matrix in an amount comprised between 5 and 25 wt % with respect to the weight of the fibre reinforced polymer, the inorganic fibres having a median length (d50) comprised between 50 and 250 μm; and a skin layer surrounding the outer jacket and in direct contact thereto, having a thickness comprised between 0.05 mm and 0.5 mm and being free from fibres.