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:
Jun. 10, 2025
Filed:
Jan. 04, 2024
Applicant:
European Mud Company As, Stavanger, NO;
Inventors:
Jan Kristian Vasshus, Sandnes, NO;
Karl Ronny Klungtvedt, Sandnes, NO;
Swapan Kumar Mandal, Balcatta, AU;
Assignee:
European Mud Company AS, Stavanger, NO;
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/035 (2006.01); C09K 8/514 (2006.01); C09K 8/516 (2006.01);
U.S. Cl.
CPC ...
C09K 8/516 (2013.01); C09K 8/035 (2013.01); C09K 8/514 (2013.01); C09K 2208/04 (2013.01);
Abstract
A composition is for making a drilling fluid a non-invasive drilling fluid. The composition has a first component comprising particles having a scratch hardness above 2 Mohs and a second component comprising particles selected from the group of fragmented seeds ofcomminuted bark fromor comminutedAlso disclosed is a non-invasive drilling fluid having the composition, and a method for drilling a wellbore.
Vasshus, Jan. (2025). Composition for making a drilling fluid a non-invasive drilling fluid (U.S. Patent No. 12325823). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12325823
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile