Brewing funnel with screen filter assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4642190
SERIAL NO

06697455

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A beverage brewing funnel of the type used with disposable paper filters. The interior bottom surface of the funnel is provided with ribs which prevent the disposable filters when wet from engaging the interior bottom surface. The bottom of the funnel has a radially extending drainage sump with a drainage or discharge port. A three-part removable screen filter assembly is mounted in the drainage port. One part of the filter is a bushing which seats in the drainage port and has exteriorly threaded nipples projecting above and below the drainage port. The bottom end of a enclosed, generally cylindrical and finger-like rigid filter is secured to a nut which is screwed onto the upwardly projecting nipple of the bushing. A separate nut is screwed onto the downwardly projecting nipple and secures the bushing in place in the discharge port.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
BUNN-O-MATIC CORPORATION5020 ASH GROVE DR SPRINGFIELD IL 62711

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Zimmerman, John D Springfield, IL 7 355

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