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:
Oct. 16, 2001
Filed:
Sep. 12, 1997
Applicant:
Inventors:
Robert J. Hill, Fremont, CA (US);
David L. Thomas, San Jose, CA (US);
Assignee:
Schlumberger Resource Management Services, Inc., Norcross, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/312 ;
U.S. Cl.
CPC ...
H01Q 1/312 ;
Abstract
In one embodiment, an antenna has two annular conductive elements separated by a slot, and a third conductive element connecting the annular conductive elements together at at least one end of the slot. In another embodiment, an antenna has two generally parallel conductive elements of different heights separated by a slot, and a third conductive element connecting the conductive members together at at least one end of the slot.