Invention Grant
US08771813B2 Biodegradable tube with restrictor portion 有权
具有节流部分的生物降解管

  • Patent Title: Biodegradable tube with restrictor portion
  • Patent Title (中): 具有节流部分的生物降解管
  • Application No.: US13496246
    Application Date: 2010-09-16
  • Publication No.: US08771813B2
    Publication Date: 2014-07-08
  • Inventor: Ellery WestGail West
  • Applicant: Ellery WestGail West
  • Agency: Fish & Tsang LLP
  • International Application: PCT/US2010/049068 WO 20100916
  • International Announcement: WO2011/034998 WO 20110324
  • Main IPC: B32B1/02
  • IPC: B32B1/02 B65D85/00
Biodegradable tube with restrictor portion
Abstract:
A container for semi-solid compositions comprising a tube portion having a first paper that defines first, second, and third plies forming an open end and a closed end, the tube portion comprising a lumen containing a semi-solid composition. The tube portion comprises a continuous coating that is a permeation barrier to the semi-solid composition, which is disposed between the first and second plies and the second and third plies. The container also includes a restrictor portion sized and dimensioned to couple with the open end of the tube portion and an end closure member sized and dimensioned to mate with the restrictor portion. The tube portion, restrictor portion, and end closure are made of one or more biodegradable materials.
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