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:
Aug. 02, 2022
Filed:
Sep. 21, 2020
Applicant:
Ccdi Composites, Inc., Santa Ana, CA (US);
Inventors:
Dennis Sherlin, Hacienda Heights, CA (US);
Steven Koon Hung Sim, Placentia, CA (US);
Assignee:
CCDI Composites, Inc., Santa Ana, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/129 (2006.01); E21B 33/134 (2006.01); B32B 5/12 (2006.01); B32B 1/08 (2006.01); E21B 34/10 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1291 (2013.01); B32B 1/08 (2013.01); B32B 5/12 (2013.01); E21B 33/134 (2013.01); E21B 34/103 (2013.01);
Abstract
A composite downhole tool, such as a frac plug or a bridge plug, having a composite sleeve located around a composite mandrel and defining an overlapping or overlapped section between the two. One or more shear pins with each shear pin having a pin hole is provided with the downhole tool to reinforce the downhole tool from interlaminate shear. The one or more shear pins can further be reinforced from rotation by overlapping at least part of the one or more pins with a lip of a ring.