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. 01, 2021
Filed:
Dec. 20, 2017
Weatherford U.k. Limited, Loughborough, GB;
Hugh Clarkson, Aberdeen, GB;
Weatherford U.K. Limited, Leicestershire, GB;
Abstract
An antennaand associated systemsand methods of use of an antennain downhole communication or detection. The antennacomprises a plurality of planar substrates and wherein at least two of the plurality of planar substrates each comprise at least one conductive coilA-J, and the plurality of planar substrates are spaced apart. The system comprises a downhole arrangement defining a throughbore, a primary antenna and a secondary antenna. At least one of the primary and secondary antennae comprise a plurality of planar substrates. At least two of the plurality of planar substrates each comprise at least one conductive coil. The plurality of planar substrates are spaced apart.