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. 17, 2022
Filed:
May. 25, 2018
Applicant:
Prysmian S.p.a., Milan, IT;
Inventors:
Fabrizio Cristofani, Milan, IT;
Paolo Liboi, Milan, IT;
Silvio Frigerio, Milan, IT;
Giovanni Pozzati, Milan, IT;
Assignee:
PRYSMIAN S.p.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
H01B 7/02 (2006.01); H01B 7/282 (2006.01);
U.S. Cl.
CPC ...
H01B 7/2825 (2013.01);
Abstract
A power cable has an insulated conductor; a copper water barrier, in form of a tube with a welding line, surrounding each insulated conductor; and a polymeric sheath surrounding each copper water barrier. The copper water barrier has a thickness and the polymeric sheath has a thickness such that a ratio between the thickness of the copper water barrier and the thickness of the polymeric sheath is 0.15 at most.