Window covering and method of use
US7100663B2 · kind B2 · utility
10Cited by
69References
46Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2003 |
| Grant date | Sep 5, 2006 |
| Priority date | — |
| Expiry date | Aug 29, 2023 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B9/32
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A window covering including two sheets of material extending from a take-up member and having a plurality of substantially horizontal slats disposed between the sheets of material is described. The horizontal slats can be adjusted between open and closed positions when the window covering is in a plurality vertical positions. In certain embodiments, the horizontal slats can be positioned independently from the movement of the sheets of material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.