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:
May. 16, 2017
Filed:
Mar. 15, 2013
Applicants:
Michal Mieczyslaw Okoniewski, Calgary, CA;
Damir Pasalic, Calgary, CA;
Gunther Hans Dieckmann, Walnut Creek, CA (US);
James Thomas Dunlavey, Bakersfield, CA (US);
Inventors:
Michal Mieczyslaw Okoniewski, Calgary, CA;
Damir Pasalic, Calgary, CA;
Gunther Hans Dieckmann, Walnut Creek, CA (US);
James Thomas Dunlavey, Bakersfield, CA (US);
Assignee:
CHEVRON U.S.A. INC., San Ramon, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01Q 9/28 (2006.01); H01Q 9/22 (2006.01); H01Q 1/04 (2006.01);
U.S. Cl.
CPC ...
H01Q 9/28 (2013.01); H01Q 1/04 (2013.01); H01Q 9/22 (2013.01); Y10T 29/49016 (2015.01);
Abstract
A subsurface antenna is designed for use below the surface of the Earth. In some configurations the antenna is a dipole antenna, which can be used for radio frequency heating of an oil-bearing formation.