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:
Mar. 01, 2021
Filed:
Apr. 28, 2019
Applicant:
Smith International, Inc., Houston, TX (US);
Inventors:
Yuelin Shen, Spring, TX (US);
Youhe Zhang, Spring, TX (US);
Zhou Yong, Spring, TX (US);
Jiaqing Yu, Conroe, TX (US);
Madapusi K. Keshavan, The Woodlands, TX (US);
Assignee:
Smith International, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 10/52 (2005.12); E21B 10/567 (2005.12); E21B 10/573 (2005.12);
U.S. Cl.
CPC ...
E21B 10/52 (2012.12); E21B 10/5673 (2012.12); E21B 10/573 (2012.12); Y10T 29/49947 (2015.01); Y10T 29/49963 (2015.01);
Abstract
A cutting element for a drill bit includes an outer support element and an inner rotatable cutting element, a portion of which is disposed in the outer support element, where the inner rotatable cutting element has a body with a non-planar cutting face.
Shen, Yuelin. (2021). Rolling cutter (U.S. Patent No. RE48455). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/RE48455
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile