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특허 상세정보

Apparatus for extracting cold-brewed coffee concentrate

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) A47J-031/00   
미국특허분류(USC) 099/296; 099/317; 099/323
출원번호 US-0030150 (2008-02-13)
등록번호 US-8720321 (2014-05-13)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Law Office of Karen Dana Oster, LLC
인용정보 피인용 횟수 : 12  인용 특허 : 23

The invention provides an hourglass shaped apparatus for cold brewing coffee, comprising a brew chamber, and extract chamber and a middle unit connecting the brew and extract chambers. The extract and brew chambers comprise two ends of the hourglass shaped middle unit. The brew chamber houses a free-standing self-contained filter containing coffee grounds inside a water-permeable barrier. Water is poured into the brew chamber to generate coffee extract through cold water infusion. After the brewing process, the apparatus is inverted, and the coffee trave...


1. A cold brew coffee apparatus comprising: (a) a first container having a first container interior volume, a first container bottom surface, and a first container opening remote from said first container bottom surface;(b) a second container having a second container interior volume, a second container bottom surface, and a second container opening remote from said second container surface;(c) a filter comprising a frame supporting a water-permeable barrier, said filter having a filter base and a filter rim, said filter defining a filter interior volume...

이 특허에 인용된 특허 (23)

  1. Greutert Albert (Sachseln CHX). Basket filter. USP1983024374026.
  2. Winnington-Ingram Francis C. (46 Grandison Road London SW11 6LW GB2). Beverage pot. USP1992065125327.
  3. Neace,Robert W.; Maas,Todd H.. Coffee brewer and dispenser. USP200712D557977.
  4. Donarumma Angelo (469-15 St. West Babylon NY 11704) Callahan Thomas (7 Cynthia La. East Islip NY 11730). Coffee infusion bag. USP1981074278691.
  5. Donarumma Angelo (9 Longworth Ave. Dix Hills NY 11746) Callahan Thomas (9 Longworth Ave. Dix Hills NY 11746). Coffee infusion container. USP1984044443481.
  6. Kasakoff Sam (329 E. 58th St. New York NY 10022). Coffee maker assembly. USP1979034143590.
  7. Sanderson Gary Warner (Englewood NJ) Hoefler Andrew Charles (Cresskill NJ) Graham Harold Nathaniel (Englewood NJ) Coggon Philip (Orangeburg NY). Cold water extractable tea leaf and process. USP1977094051264.
  8. Hinkle Philip B. (West Hartford CT). Combined adhesive container and dispenser. USP198311D271215.
  9. Nilsson Stig G. N. R. (Kattarp SEX). Cup-mounted holder for coffee filter paper. USP197901D250804.
  10. DiFilippo Philip P. (19 Ackland Street Stoney Creek Ontario CAX L8J 1H5 ). Custom coffee brewing system. USP1997095664480.
  11. Schwarzli Josef W.,CAX. Dispenser. USP200105D442009.
  12. Stone ; Jr. Wayne B. (Bethesda MD). Displacement type coffee maker. USP1986114622230.
  13. Saito ; Isamu. Extracting black tea and coffee and closed extractor therefor. USP1978094112830.
  14. Pilla Donald P. (648 Cedar Ave. Burlington CAX L7T 2R5). Fermentation and beverage storage apparatus. USP198110D261389.
  15. Bodum,J첩rgen. Funnel with holder. USP200605D521329.
  16. Hoehne George (Crescent Beach Rd. Glen Cove NY 11542). Hourglass timer. USP199111D321669.
  17. van Laar Antonie Hendrick,PTX. Manufacture of knitted brief blanks. USP1998115836179.
  18. Pulikkottil, Jose David; Palacharla, Ramakrishna; Ashok, Bhardwaj; Sankararaman, Ravi. Method of processing green tea leaves to produce black tea that can be brewed in cold water. USP2004076761918.
  19. Lin, Shin-Shuoh. Multi-function beverage brewer and cup. USP2011067958816.
  20. Mike Andrew (141 Deauville Ct. Fort Mitchell KY 41017). Renewable vaporizer for air treatment and the like. USP1980104226829.
  21. Pridonoff Carl (Los Angeles CA) Tarlow Kenneth (Corte Madera CA). Single cup disposable coffee brewing device. USP1997025605710.
  22. Sanvitale Salvatore (Trento ITX). Single-dose espresso maker for infusions in general to be disposed after use. USP1992045104666.
  23. Chang, Richard; Accumanno, Mario Bernardo; Crowley, Michael William. Tea maker. USP2004106805040.