Patent · US Expired

Door

US6044605A · kind A · utility

2Cited by
18References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 22, 1999
Grant dateApr 4, 2000
Priority date
Expiry dateApr 22, 2019

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE06B2003/7084
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A door of fiberglass construction is described and which comprises an outer fiberglass skin having an interior compartment filled with a foam material with the skin enclosing the foam material and being of seamless construction. The foam material includes a high density foam material along at least portions of the periphery of the interior compartment and an inner member comprised of a low density foam material.

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