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. 30, 2011
Filed:
Jul. 16, 2008
David L. Alumbaugh, Berkeley, CA (US);
Andrea Zerilli, Fiorenzuola, IT;
H. Frank Morrison, Berkeley, CA (US);
Martin Howlid, Blommenholm, NO;
James P. Brady, Houston, TX (US);
Leendert Combee, Oslo, NO;
Edward Nichols, Berkeley, CA (US);
Nestor Cuevas, Albany, CA (US);
David L. Alumbaugh, Berkeley, CA (US);
Andrea Zerilli, Fiorenzuola, IT;
H. Frank Morrison, Berkeley, CA (US);
Martin Howlid, Blommenholm, NO;
James P. Brady, Houston, TX (US);
Leendert Combee, Oslo, NO;
Edward Nichols, Berkeley, CA (US);
Nestor Cuevas, Albany, CA (US);
WesternGeco L.L.C., Houston, TX (US);
Abstract
A system to perform a marine subterranean survey includes at least one vertical electromagnetic (EM) source and at least one EM receiver to measure a response of a subterranean structure that is responsive to EM signals produced by the vertical EM source. At least one tow cable is used to tow the EM source and EM receiver through a body of water.