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:
Mar. 11, 2008
Filed:
Jun. 17, 2005
Applicants:
John Sanford, Encinitas, CA (US);
Athanasios Petropoulos, Lowell, MA (US);
Inventors:
John Sanford, Encinitas, CA (US);
Athanasios Petropoulos, Lowell, MA (US);
Assignee:
Cushcraft Corporation, Manchester, NH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 13/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
The antenna includes a metallic enclosure having a height dimension. At least one slotted opening is formed along the metallic enclosure. Each slotted opening has a slotted opening length and a slotted opening width. The slotted opening length is at least twice as long as the slotted opening width is wide. The slotted opening width is less than one wavelength wide and the slotted opening width is within a half wavelength of the height dimension. At least one feed is provided at least partially within the enclosure.