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:
Dec. 25, 1990
Filed:
Apr. 24, 1989
Applicant:
Inventors:
David S Stone, Marion, MA (US);
Mark A Carlson, Hanover, MA (US);
Assignee:
Sippican Ocean Systems, Inc., Marion, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q / ;
U.S. Cl.
CPC ...
343872 ; 343907 ;
Abstract
A radome for enclosing a microwave antenna, including a structurally rigid and electrically thin enclosure wall having a foam shell and foam ridges projecting inwardly from the foam shell, so that the foam ridges and the void regions between them form a ridged wall layer.