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특허 상세정보

Single cup disposable coffee brewing device

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) A47J-031/10   
미국특허분류(USC) 426/86 ; 426/77 ; 426/78 ; 426/82
출원번호 US-0254113 (1994-06-06)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 60  인용 특허 : 0
초록

A single cup disposable coffee brewing device foldable from a generally flat position to an unfolded position. The device has a coffee filter on the interior and a cardboard main body portion on the exterior and can be placed on top of a cup or mug. Coffee grounds are disposed in the filter and hot or cold water is poured into the unfolded device. The main body portion has a hole at bottom normally closed by a sealing element which dissolves after a predetermined period of time and allows brewed coffee to drip out into the mug or cup.

대표
청구항

A single cup disposable coffee brewing device comprising an outer housing of a relatively stiff foldable material foldable from a first folded unopened position to a second open unfolded position and having an interior and an exterior thereby forming a conically shaped holder adapted to extend into a cup when set on top thereof; a filter secured in the interior of said housing having coffee grounds of a predetermined grind and of a predetermined measurement disposed therein, said filter having comprised of a filter paper adapted to pass water therethroug...

이 특허를 인용한 특허 피인용횟수: 60

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