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:
Oct. 18, 2016

Filed:

Mar. 07, 2014
Applicant:

C6 Technologies As, Stavanger, NO;

Inventor:

Kenny Armstrong, Stavanger, NO;

Assignee:

C6 TECHNOLOGIES AS, Stavanger, NO;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 31/12 (2006.01); E21B 31/18 (2006.01);
U.S. Cl.
CPC ...
E21B 31/125 (2013.01); E21B 31/18 (2013.01);
Abstract

A fibre composite rod fishing tool includes a ring base with an axis and provided with peripherally arranged, axially extending radially resilient arms with slips with a common axial bore being tapered-off towards a rod receiving aperture opposite of said ring base, said common axial bore provided with teeth of common radial cutting depth, said teeth's engaging edge having the tapering off of the common axial bore, so as for the outer set of teeth's engaging edge to be most blunt, and each consecutive set of teeth's engaging edge extending higher and being sharper inwards toward the common axis, as counted in the direction away from said rod receiving aperture.


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