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:
Apr. 30, 1990
Filed:
Mar. 20, 1988
Applicant:
Inventors:
Richard A Stern, Allenwood, NJ (US);
Richard W Babbitt, Fair Haven, NJ (US);
Assignee:
The United States of America as represented by the Secretary of the Army, Washington, DC (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427 34 ; 427 37 ; 427 99 ; 4271266 ; 427127 ; 427128 ;
Abstract
In the manufacture of a ferrite circulator, a ferrite material is introdu into the cavity area of a microstrip circuit or substrate by arc plasma spraying, thus eliminating any chance of gaps between ferrite material and microstrip circuit material.