- All sections
- E - Fixed constructions
- E05F - Devices for moving wings into open or closed positionchecks for wingswing fittings not otherwise provided for, concerned with the functioning of the wing
- E05F 3/22 - Additional arrangements for closers, e.g. for holding the wing in opened or other position
Patent holdings for IPC class E05F 3/22
Total number of patents in this class: 326
10-year publication summary
|
25
|
37
|
37
|
33
|
40
|
29
|
21
|
24
|
18
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlage Lock Company LLC | 1431 |
39 |
| dormakaba Deutschland GmbH | 284 |
33 |
| DORMA GmbH + Co. KG | 124 |
23 |
| Assa Abloy Accessories and Door Controls Group, Inc. | 240 |
13 |
| Assa Abloy Entrance Systems AB | 636 |
9 |
| Assa Abloy AB | 1375 |
7 |
| Geze GmbH | 167 |
7 |
| Abloy Oy | 160 |
6 |
| Cmech (Guangzhou) Ltd. | 49 |
6 |
| LG Electronics Inc. | 75818 |
5 |
| ASSA ABLOY Sicherheitstechnik GmbH | 118 |
5 |
| Masonite Corporation | 690 |
5 |
| Larson Manufacturing Company of South Dakota, LLC | 66 |
5 |
| Hampton Products International Corporation | 168 |
4 |
| Julius Blum GmbH | 1318 |
4 |
| Locinox | 49 |
4 |
| Cmblu Energy AG | 58 |
4 |
| Hettich-oni GmbH & Co. KG | 129 |
3 |
| I-Tek Metal Mfg. Co., Ltd. | 90 |
3 |
| Magna Closures Inc. | 410 |
3 |
| Other owners | 138 |