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:
Jul. 14, 2026
Filed:
Nov. 08, 2022
Applicant:
Cooper-standard Automotive Inc., Northville, MI (US);
Inventors:
Brian J. Cardwell, Ypsilanti, MI (US);
Thomas Breuer, Sinsheim-Adersbach, DE;
Assignee:
Cooper-Standard Automotive Inc., Northville, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16L 9/147 (2006.01); B05D 7/14 (2006.01); C23C 22/78 (2006.01); C25D 3/12 (2006.01); C25D 3/38 (2006.01); C25D 7/04 (2006.01); F16L 57/06 (2006.01); F16L 58/08 (2006.01);
U.S. Cl.
CPC ...
F16L 9/147 (2013.01); B05D 7/146 (2013.01); C23C 22/78 (2013.01); C25D 3/12 (2013.01); C25D 3/38 (2013.01); C25D 7/04 (2013.01); F16L 57/06 (2013.01); F16L 58/08 (2013.01);
Abstract
A coated metal pipe for use as an automotive fluid transport tube is provided comprising: a single or double walled tubing formed into a circular cross-sectional profile; at least one intermediate layer primer layer applied over said tubing: and an outer layer comprising a polyamide incorporating an immiscible additive. The immiscible additive is selected from Ultra High Molecular Weight (UHMW) silicones, UHMW polyethylene (UHMW-PE), polytetrafluoroethylene (PTFE) and mixtures thereof.