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:
Dec. 15, 2020
Filed:
Apr. 24, 2019
Applicants:
Guijun Deng, The Woodlands, TX (US);
Lei Zhao, Houston, TX (US);
Zhihui Zhang, Katy, TX (US);
Zhiyue Xu, Cypress, TX (US);
Inventors:
Guijun Deng, The Woodlands, TX (US);
Lei Zhao, Houston, TX (US);
Zhihui Zhang, Katy, TX (US);
Zhiyue Xu, Cypress, TX (US);
Assignee:
BAKER HUGHES, A GE COMPANY, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 23/04 (2006.01); E21B 33/128 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1208 (2013.01); E21B 33/128 (2013.01);
Abstract
A one-way energy retaining device including a body, at least a portion of which comprises a degradable material; a protrusion extending radially from the body that allows movement of the device along a separate structure in a first direction and prevents movement along the separate structure in the opposite direction.