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:
Jul. 01, 2014
Filed:
Oct. 31, 2011
Gary Ingram, Richmond, TX (US);
Minh-tuan Nguyen, Houston, TX (US);
Paul Wilson, Aledo, TX (US);
Chris Johnson, Houston, TX (US);
Deborah L. Banta, Humble, TX (US);
Jacob Bramwell, Houston, TX (US);
Stone Fagley, Katy, TX (US);
Varadaraju A. Gandikota, Cypress, TX (US);
Gary Ingram, Richmond, TX (US);
Minh-Tuan Nguyen, Houston, TX (US);
Paul Wilson, Aledo, TX (US);
Chris Johnson, Houston, TX (US);
Deborah L. Banta, Humble, TX (US);
Jacob Bramwell, Houston, TX (US);
Stone Fagley, Katy, TX (US);
Varadaraju A. Gandikota, Cypress, TX (US);
Weatherford/Lamb, Inc., Houston, TX (US);
Abstract
Anti-extrusion devices, packer elements, and inflatable packers include shape memory polymer (SMP) materials to enhance the operation of a packer, a bridge plug, or other downhole isolation tool. Seal system use seals of various material including SMP materials as booster for the seal produced. Tool for flow shut-off and sliding sleeve applications use SMP materials to open or close off flow through a tool.