Patent · US Expired

Door and frame molded of fibrous mineral material

US4485590A · kind A · utility

8Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 24, 1983
Grant dateDec 4, 1984
Priority date
Expiry dateJan 24, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24994
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A door and frame molded of glass wool and a binder and having polyester resin impregnated into outer surface portions.

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