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:
Jan. 01, 2002
Filed:
Dec. 17, 1999
Applicant:
Inventors:
Bo Uno Egon Henningsson, Haninge, SE;
Matti Liikamaa, Bromma, SE;
Assignee:
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01P 1/20 ;
U.S. Cl.
CPC ...
H01P 1/20 ;
Abstract
The present invention relates to a cavity filter ( ) that includes a plurality of centre conductors which are mounted on an elevation ( ) that extends along several cavities. The elevation can be produced on the bottom surface ( ) of the cavity body ( ) to a high degree of flatness in one single working step, and a precise measurement and precise parallelity between said bottom surface and the side walls ( ) of the cavities can be obtained.
Quick Actions:
Henningsson, Bo Uno Egon. (2002). Cavity filter (U.S. Patent No. 6335668). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6335668
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile