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:
Feb. 20, 2018
Filed:
May. 04, 2009
Applicants:
Steven Young, Cypress, TX (US);
Emanuel Stamatakis, Houston, TX (US);
Inventors:
Steven Young, Cypress, TX (US);
Emanuel Stamatakis, Houston, TX (US);
Assignee:
M-I L.L.C., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/08 (2006.01); C09K 8/12 (2006.01); C09K 8/508 (2006.01); C09K 8/575 (2006.01);
U.S. Cl.
CPC ...
C09K 8/08 (2013.01); C09K 8/12 (2013.01); C09K 8/508 (2013.01); C09K 8/5751 (2013.01);
Abstract
Embodiments disclosed herein relate to aqueous based wellbore fluids for preventing wellbore fluid loss downhole containing at least one copolymer formed from at least one natural polymer monomer and at least one latex monomer, and an aqueous base fluid.