- 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 3/94 - Doors of the bellows type
Patent holdings for IPC class E06B 3/94
Total number of patents in this class: 60
10-year publication summary
|
6
|
2
|
4
|
0
|
2
|
1
|
1
|
2
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Won-Door Corporation | 107 |
20 |
| Hunter Douglas Inc. | 893 |
15 |
| Levolor, Inc. | 51 |
3 |
| Pietroske Enterprises, LLC | 3 |
2 |
| LG Electronics Inc. | 72807 |
1 |
| Advanced Equipment Corporation | 14 |
1 |
| Amiserru, S.L. | 49 |
1 |
| Dynamic Closures Corporation | 26 |
1 |
| Gustav Gerster GmbH & Co. KG | 5 |
1 |
| Harper Engineering Co. | 28 |
1 |
| Hunter Douglas Industries BV | 285 |
1 |
| JELD-WEN, inc. | 271 |
1 |
| Metaco Inc. | 37 |
1 |
| No Strings Attached LLC | 1 |
1 |
| Shades Unlimited, Inc. | 30 |
1 |
| Skyfold Inc. | 23 |
1 |
| SPP Industries Holdings Pty Ltd | 10 |
1 |
| Teh Yor Co., Ltd. | 128 |
1 |
| Reuterwall Holding AB | 1 |
1 |
| C&D Zodiac, Inc. | 66 |
1 |
| Other owners | 4 |