Fenestration unit with two-part frame
US12320182B2 · kind B2 · utility
0Cited by
7References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 2022 |
| Grant date | Jun 3, 2025 |
| Priority date | — |
| Expiry date | Jan 23, 2043 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B3/5821
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A fenestration unit includes a sash configured to receive a glazing unit, and a frame. The frame includes a plurality of walls configured to support the sash. A first wall of the plurality of walls includes a cover coupling portion having a first cantilevered coupling wall spaced apart from a second cantilevered coupling wall. The frame includes an access cover defining at least one tab configured to releasably engage with at least one of the first cantilevered coupling wall and the second cantilevered coupling wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.