Patent · US Active

Door assembly

US11286712B2 · kind B2 · utility

3Cited by
45References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 12, 2020
Grant dateMar 29, 2022
Priority date
Expiry dateOct 12, 2040

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE06B2003/7049
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A door assembly and a frame member for a door assembly. The door assembly may include at least one door panel and a door frame having a plurality of frame members including a header and a pair of side jambs. The invention may also be considered a frame member including a storage compartment. The frame member may include a core; and a top piece adjoining the core to form a structural member. The core and the top piece may be a composite of cellulosic material and at least one other material. The top piece may be a two-piece top piece and may include hollow cavities. Also disclosed are door jamb frame members and mullion frame members.

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