Patent · US Expired

Loose-fill insulation

US4756957A · kind A · utility

15Cited by
9References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 23, 1982
Grant dateJul 12, 1988
Priority date
Expiry dateSep 23, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2982
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

An insulation suitable for application to building spaces by pneumatic devices comprising a multitude of small pieces of low density fibrous material, the fibrous pieces being uniformly sized and having a hexahedral configuration.

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