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:
Sep. 07, 2010
Filed:
Jul. 15, 2008
Applicants:
George Andrew Keefe, Cortlandt Manor, NY (US);
Roger Hilsen Koch, Amawalk, NY (US);
Frank P. Milliken, Jr., Tarrytown, NY (US);
James R. Rozen, Peekskill, NY (US);
Inventors:
George Andrew Keefe, Cortlandt Manor, NY (US);
Roger Hilsen Koch, Amawalk, NY (US);
Frank P. Milliken, Jr., Tarrytown, NY (US);
James R. Rozen, Peekskill, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
H01P 1/04 (2006.01); H01P 1/213 (2006.01);
U.S. Cl.
CPC ...
Abstract
A low pass filter having a coaxial structure of an inner conductor, an outer conductor and a metal powder composite interposed between the inner and outer conductor. Embodiments include a 50Ω characteristic impedance. The metal powder can be bronze, copper or other metals, mixed in an epoxy carrier.