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:
Oct. 22, 2024
Filed:
Jun. 22, 2021
Applicant:
Bisn Tec Ltd., Warrington, GB;
Inventors:
Paul Carragher, Cheshire, GB;
Andre Levchenko, Houston, TX (US);
Billy Clark, Katy, TX (US);
Lance Underwood, Cypress, TX (US);
Assignee:
BiSN Tec Ltd., Warrington, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 33/134 (2006.01); E21B 36/00 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1212 (2013.01); E21B 33/134 (2013.01); E21B 36/008 (2013.01);
Abstract
A plug with composite reinforced end(s) and a mostly-bismuth-alloy middle section. At least one end comprises a composite material. One end is a composite, with a bismuth alloy and a particulate material of greater strength than the bismuth material. A plug having both ends of the composite material.