Patent · US Expired

Heat insulating container

US7306834B2 · kind B2 · utility

6Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 26, 2001
Grant dateDec 11, 2007
Priority date
Expiry dateSep 25, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24992
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A heat-insulating container having a first fiber layer (111) with a prescribed density and a second fiber layer (112) which is formed inside the first fiber layer (111) and has a lower density than the first fiber layer (111). The first fiber layer (111) is 0.2 to 1 mm thick, and the second fiber layer (112) is 0.4 to 3 mm thick, with the total thickness of the first fiber layer (111) and the second fiber layer (112) being 0.6 to 4 mm.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.