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. 28, 2006
Filed:
May. 14, 2003
Madapusi K. Keshavan, The Woodlands, TX (US);
Anthony Griffo, The Woodlands, TX (US);
David Truax, Houston, TX (US);
Dah-ben Liang, The Woodlands, TX (US);
Madapusi K. Keshavan, The Woodlands, TX (US);
Anthony Griffo, The Woodlands, TX (US);
David Truax, Houston, TX (US);
Dah-Ben Liang, The Woodlands, TX (US);
Smith International, Inc., Houston, TX (US);
Abstract
Cutting elements having coarse grain substrates and ultra hard material layers are provided. The substrates are formed from coarse grain size particles of tungsten carbide. A method of forming such cutting elements and a drag bit incorporating such cutting elements are also provided.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile