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:
Sep. 10, 2002
Filed:
Jan. 08, 2001
Applicant:
Inventors:
Clive Anthony Woodward, Slough, GB;
Trevor George Sanders, Wokingham, GB;
Kirsten Elizabeth Atkinson, Aberdeen, GB;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 5/516 ;
U.S. Cl.
CPC ...
F16L 5/516 ;
Abstract
The invention relates to a liner comprising a flexible material ( ) with means adapted to increase the surface area thereof, and adhesive/sealant ( ) and a release tape ( ) with reinforcing strips ( ). An example of a means of adapting the surface, whereby strips of adhesive/sealant ( ) are applied to the release tape and then the flexible material ( ) applied and compacted to form the profile. The liner is then formed into a tube. It may be folded into a cruciform shape. An end elevational view of a folded liner in a pipe ( ) prior to application of the pipe.