Door assembly
US11111715B2 · kind B2 · utility
3Cited by
69References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2019 |
| Grant date | Sep 7, 2021 |
| Priority date | — |
| Expiry date | Oct 20, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B1/30
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A door assembly is shown and described herein. 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 mullion. The invention may also be considered a frame member. The frame member may be a mullion and include a core; and a two-piece top piece adjoining the core to form a structural member. The door assembly may further include at least one adjacent panel. The inventions disclosed are also applicable to jambs and window structures. Also disclosed are methods and assemblies for a mullion door frame members.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.