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특허 상세정보

Novel filter and method of making same

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B01D-027/06    B01D-029/06   
미국특허분류(USC) 210/493.1 ; D7/400 ; D7/667 ; 99/306 ; 210/508 ; 428/153 ; 493/155 ; 493/338
출원번호 US-0705066 (1976-07-14)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Hueschen, Gordon W.
인용정보 피인용 횟수 : 25  인용 특허 : 0
초록

The invention relates to filter cups adapted for use in Melitta style coffee makers made of a unitary sheet of filter paper having integral fluted sides flaring outwardly from a stationary bottom and to a method and apparatus for making the same. The apparatus comprises complementary die members adapted to cut and flute the filter discs having central apertures, one of which is affixed to a heating and drying tube having the same diameter as the aperture. A plunger having a stretching head is passed through the other aperture to push the cut and formed f...

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이 특허를 인용한 특허 피인용횟수: 25

  1. Thomas, Enda. Bag for mounting in a toilet or commode for receiving human waste. USP2011070641843.
  2. Hansen, Nick Andrew. Beverage cartridge. USP201407D708057.
  3. Hansen, Nick Andrew. Beverage cartridge. USP201511D743786.
  4. Hansen, Nick Andrew. Beverage cartridge. USP201312D694620.
  5. Hansen, Nick Andrew. Beverage cartridge. USP201401D697797.
  6. Hansen, Nick Andrew. Beverage cartridge. USP201404D703039.
  7. Hansen, Nick Andrew; Norton, Mark Richard Thomas. Beverage cartridge. USP201511D743252.
  8. Hansen, Nick Andrew; Norton, Mark Richard Thomas. Beverage cartridge. USP201312D695111.
  9. Hansen, Nicholas Andrew. Beverage delivery pod and methods of use and manufacture. USP2018049932168.
  10. Maria Agneza Valkovich CA. Coffee filter. USP200201D452633.
  11. Norton, Mark Richard Thomas; de Cleir, Piaras Valdis. Container. USP201605D757536.
  12. Dinos Jack A. (Atlanta GA). Disposable expandable tea cartridge. USP1991014983410.
  13. Rydell Theodore B. (Schawano WI) Wahlquist Joseph D. (Green Bay WI) Tumanic Gerald W. (Shawano WI). Disposable filters and manufacturing process. USP1996095554288.
  14. Littlejohn, Mark B.; Breining, Michael A.; Mejeur, Larry A.. Disposable fluted paperboard plates and method of making same. USP2017019555594.
  15. Littlejohn, Mark B.; Breining, Michael A.; Mejeur, Larry A.. Disposable fluted paperboard plates and method of making same. USP2017129848719.
  16. Meyers George L. (Menasha WI). Method of making partitioned tray. USP1979124177715.
  17. Bornt, Alan J.. Method of using a portable beverage brewing machine. USP2016099439531.
  18. Stout ; Jr. William A. (11410 E. Shore Dr. Delton MI 49046). Packaging material. USP1997015595811.
  19. Rydell Theodore B. ; Wahlquist Joseph D. ; Tumanic Gerald W.. Paper filter for removing metal cations. USP1998025718827.
  20. Olney Wallace E. (Portage MI) Wright Robert G. (Portage MI). Process for making filter cups. USP1980114235160.
  21. Clements, Robert G; Elayedath, Shivakumar; Fleury, Amy R.; Harder, Zachary. Shaped tortilla. USP201612D774273.
  22. Clements, Robert G; Elayedath, Shivakumar; Fleury, Amy R; Harder, Zachary. Shaped tortilla. USP201702D779152.
  23. Clements, Robert G; Elayedath, Shivakumar; Fleury, Amy R; Harder, Zachary. Shaped tortilla. USP201710D800990.
  24. Martin James W. (Rehobeth MA) Bernadyn Gerard P. (Coventry RI) Gagnon Donald L. (Pawtucket RI) Swanson Russell A. (Barrington RI). Thimble-shaped liquid filter. USP1994075328612.
  25. Tanner, John D.; Emmons, David J.; Ostendorf, Ward William; Baier, Kathleen Grieshop; Velazquez, Jesus; Olson, Christy Ann; Souter, Philip Frank; Ure, Colin. Water purifying kits. USP2003086602410.