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. 16, 2019
Filed:
Nov. 04, 2015
Applicants:
Anil Sadana, Houston, TX (US);
Vipul Mathur, Houston, TX (US);
James Edward Goodson, Porter, TX (US);
John C. Welch, Spring, TX (US);
Inventors:
Anil Sadana, Houston, TX (US);
Vipul Mathur, Houston, TX (US);
James Edward Goodson, Porter, TX (US);
John C. Welch, Spring, TX (US);
Assignee:
BAKER HUGHES, A GE COMPANY, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 41/00 (2006.01); C09D 165/04 (2006.01);
U.S. Cl.
CPC ...
E21B 41/00 (2013.01); C09D 165/04 (2013.01); C08G 2261/146 (2013.01); C08G 2261/3424 (2013.01); C08G 2261/598 (2013.01); C08G 2261/62 (2013.01);
Abstract
A downhole article comprises a polymer substrate having a surface that is configured for exposure to a well fluid; the substrate comprising a thermoplastic material, an elastomer, or a combination comprising at least one of the foregoing; and a coating disposed on the surface of the polymer substrate; the coating comprising a fluorinated poly-para-xylylene.