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:
Feb. 11, 2003
Filed:
Jun. 05, 1995
Applicant:
Inventor:
Dennis L. Dull, Sumner, WA (US);
Assignee:
The Boeing Company, Seattle, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/42 ;
U.S. Cl.
CPC ...
H01Q 1/42 ;
Abstract
Multicurved copper films having fine-line elements suitable for radome applications can be improved by cutting the elements with reproducible precision to close tolerance (typically line widths of 3-10±0.25 mil) using an etchant comprising a concentrated saline solution of CuCl .