- All sections
- E - Fixed constructions
- E06B - Fixed or movable closures for openings in buildings, vehicles, fences, or like enclosures, in general, e.g. doors, windows, blinds, gates
- E06B 9/325 - Immobilising devices preventing raising
Patent holdings for IPC class E06B 9/325
Total number of patents in this class: 30
10-year publication summary
|
3
|
5
|
4
|
7
|
3
|
1
|
4
|
1
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hunter Douglas Inc. | 893 |
9 |
| The Regents of the University of California | 19868 |
3 |
| Safe-t-shade | 18 |
3 |
| Teh Yor Co., Ltd. | 128 |
3 |
| Pellini S.p.A. | 46 |
2 |
| Springs Window Fashions, LLC | 91 |
2 |
| Lutron Technology Company LLC | 2532 |
2 |
| Chin-Fu Chen | 17 |
1 |
| Coulisse B.V. | 47 |
1 |
| Levolor, Inc. | 51 |
1 |
| Lewis Hyman, Inc. | 26 |
1 |
| Nien Made Enterprise Co., Ltd. | 149 |
1 |
| Iron Curtain Security Blinds Manufacturing (Pty) Ltd. | 1 |
1 |
| Other owners | 0 |