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.

Date of Patent:
May. 15, 2001

Filed:

Sep. 30, 1999
Applicant:
Inventors:

David Ions, Shrivenham, Wiltshire, SN6 8EL, GB;

Philip Roland Winfield, Swindon, Wiltshire, SN6 6DS, GB;

Josef Toerringer, Sonnendorf 4, DE;

George Gansbuehler, Swindon, Wiltshire, SN5 9UN, GB;

Sean Michael Lewington, Swindon, Wiltshire, SN3 5DT, GB;

Philip Costigan, Swindon, SN3 5AE, Wiltshire, GB;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 3/12 ;
U.S. Cl.
CPC ...
F16L 3/12 ;
Abstract

A recoverable article includes an inner resilient tubular member that is held in a laterally exapanded configuration by engagement with outer holdout strips, wherein the outer surface of the inner member is provided with a plurality of channels extending therealong and the holdout strips occupies the channels so as to provide said holdout engagement, wherein the holdout strips is arranged to be removed intact without any substantial change in the molecular structural properties of the holdout strips; thereby to allow recovery of the inner tubular member towards its unexpanded configuration.


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