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:
Nov. 30, 1999
Filed:
Jul. 28, 1997
Applicant:
Inventors:
Assignee:
Elf Atochem S. A., , FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428 3691 ; 1741 / ; 1741 / ; 1741 / ; 428378 ; 428398 ; 428421 ; 4284235 ; 4284237 ; 4284242 ; 4284244 ; 4284248 ; 4284258 ;
Abstract
The invention relates to a coated metal surface including successively, starting at the metal, at least one layer of polyurethane and at least one layer of thermoplastic polymer, it being possible for a binder to be placed between the polyurethane and the thermoplastic polymer. It is useful for covering pipes, electrical cables, telecommunication cables and stay wires.