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:
Feb. 22, 2005
Filed:
Oct. 01, 2003
Applicants:
Raymond Connor, Buxton, GB;
Simon Daniels, Gateshead, GB;
Inventors:
Raymond Connor, Buxton, GB;
Simon Daniels, Gateshead, GB;
Assignee:
Suez Lyonnaise des Eaux, Nanterre Cedex, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L055/16 ;
U.S. Cl.
CPC ...
Abstract
A water supply pipe has a tubular liner of a polyolefin elastomer/plastomer installed therein. To install it, a messenger pig is attached to a line that pulls the liner through the pipe. The liner is produced by extrusion and die drawing during extrusion.