Door assembly
US10718151B2 · kind B2 · utility
7Cited by
38References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 11, 2018 |
| Grant date | Jul 21, 2020 |
| Priority date | — |
| Expiry date | May 11, 2038 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B1/6069
- 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. 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.