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특허 상세정보

Free-standing plastic bag

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F16C-032/06   
미국특허분류(USC) 383/104 ; 383/10 ; 383/120 ; 383/119
출원번호 US-0081863 (1987-08-05)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 32  인용 특허 : 2
초록

A plastic bag is disclosed of the type which is constructed from a front and rear wall which are folded upwardly at the bottom to form a gusset. The front and rear walls are sealed together along their entire lateral margins, except that the upper portion of each wall is provided with an unsealed flap or cuff portion. Diagonal welds are formed in the lower corner of each wall, so as to seal the wall to the underlying gusset wall, but the gusset walls are not sealed to each other. To complete the bag, each cuff portion is folded downwardly over the corres...

대표
청구항

A plastic bag which is capable of maintaining a self-supporting, open position when empty, said bag comprising: front and rear walls formed form a continuous sheet of heat sealable, flexible material, said front and rear walls each having a bottom wall portion, the bottom wall portions being folded upwardly between said front and rear walls so as to form a gusset; side welds formed at either lateral edge of said front and rear walls so as to secure said front and rear walls and said bottom wall portions together; a diagonal weld formed at each bottom cor...

이 특허를 인용한 특허 피인용횟수: 32

  1. Liu,Chen Chia. Bag. USP200706D544369.
  2. Verma, Vishaal B.. Bistable pull-snap hold open mechanism and method. USP2017059663271.
  3. O'Keefe,James; Whalen,Julie. Bowl bag. USP200706D545216.
  4. Felsenthal, Sandy A.. Clear collapsible storage cube. USP200403D487347.
  5. Randall Catherine Jean. Collapsible, foldable, stackable, and self-supporting container. USP1999125996882.
  6. Hupp Matthew Todd ; Randall Catherine Jean. Collapsible, stackable, self-supporting container with supplemental support feature. USP2000076092687.
  7. Muller, Elisabeth G. M. Coolen; Kim, Andre Y.. Collection bag. USP201609D766105.
  8. Buchanan Jerry E. ; Buchanan Rodney A. ; Baner Albert L. ; Bennett Harold H. ; Miles Todd A. ; Ratcliff John G.. Container. USP200107D444948.
  9. Hamilton Peter Worthington ; Otten Geneva Gail. Flexible bag with selectively-activatible support-engagement feature. USP2000106139185.
  10. Beverly J. Jackson. Flexible bags having enhanced capacity and enhanced stability in use. USP2002056394651.
  11. Eric Walter Meyer ; John Thomas Cooper ; Daniel Raymond Cerone ; Charles John Berg, Jr. ; Barry Jay Anderson ; Beverly Julian Jackson. Flexible bags having stretch-to-fit conformity to closely accommodate contents in use. USP2002056394652.
  12. Turvey, Robert R.; LeBoeuf, William E.; Wilson, Hannah E.. Flexible container. USP2016039272818.
  13. Turvey, Robert R.; LeBoeuf, William E.; Wilson, Hannah E.. Flexible container. USP2014068746495.
  14. Hamilton Peter Worthington ; McGuire Kenneth Stephen ; Tweddell ; III Richard ; Garth Shirley Florence ; Oney ; Jr. Jack Lee. Flexible storage bag with selectively-activatible closure. USP2000116149304.
  15. Anderson Barry J. ; Lodge Richard W. ; Cooper John T. ; Meyer Eric W. ; Jackson Beverly Julian. Flexible, cushioned, high surface area food storage and preparation bags. USP2000116150647.
  16. Randall Catherine Jean. Flexible, self-supporting storage bag with hinged, framed closure. USP2000126164821.
  17. Fowler Margaret E.,CAXITX V4T 2L8. Foldable self-standing carry-all. USP2000056065873.
  18. Hurst, Richard. Gated three-sided stackable bin. USP201506D731794.
  19. Verma, Vishaal Boehm. Hold-open device and package having same. USP2016119499291.
  20. Verma, Vishaal Boehm. Hold-open device and package having same. USP20190310232970.
  21. Daniel L. Young ; Clarence A. Cassidy. Lock top canister bag and method of manufacture. USP2002026345911.
  22. Su, Frank F.. Method for manufacturing a thermoplastic bag. USP2016089403337.
  23. Piraneo, Carmelo. Method of manufacturing a stand-up bag. USP2014078790230.
  24. Dalton, Steve. Mop bucket bag insert. USP2010077761953.
  25. Greenspon, Steven; Zivanovic, Slobodan; Snow, Valerie. Organizer. USP201702D780263.
  26. Southwell James D.. Reinforced hold-open bag. USP1998025716138.
  27. Gebhardt Terry D. (Longview TX). Slitted plastic bag capable of holding flat, awkward objects. USP1997105676467.
  28. Su, Frank. Square bottomed plastic bag stack and method of making same. USP2005096942100.
  29. Su,Frank. Square bottomed plastic bag stack and method of making same. USP2007027175583.
  30. Hupp Matthew Todd. Stackable, self-supporting container with lid-alignment feature. USP2000096116501.
  31. Randall Catherine Jean ; Hupp Matthew Todd ; Kerfoot Jennifer Kay. Stackable, self-supporting container with sliding mechanical closure. USP2001126325239.
  32. Rusnak, John; Ellis, Calvin; Deel, Jeff; Augustyn, John. Tear resistant bag. USP2013058444320.