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.

Date of Patent:
Jul. 22, 2003

Filed:

Dec. 26, 2001
Applicant:
Inventors:

Michael J. Fagan, Libertyville, IL (US);

Marek K. Kwiatkowski, Round Lake, IL (US);

Wit Gavin Niesiolowski, Des Plains, IL (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C 2/308 ; B02C 1/900 ;
U.S. Cl.
CPC ...
B02C 2/308 ; B02C 1/900 ;
Abstract

A coffee grinder assembly with a housing containing a pair of hoppers for containing coffee beans with a pair of hopper outlet chutes, or grinding chamber inlet chutes for feeding beans into a grinding chamber where the beans are ground by powered grinding discs or blades and then passed to a removable brew basket via an outlet chute with an outlet end that is in communication with a negative ion generator that ionizes the air in the outlet chute through which the ground coffee and chaff pass on their way to the brew basket to electrically neutralize the chaff to reduce chaff dispersion due to electrostatic repulsion of positively charged chaff.


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