- All sections
- E - Fixed constructions
- E05D - Hinges or suspension devices for doors, windows or wings
- E05D 15/44 - Suspension arrangements for wings supported on arms movable in vertical planes with pivoted arms and vertically-sliding guides
Patent holdings for IPC class E05D 15/44
Total number of patents in this class: 43
10-year publication summary
|
2
|
3
|
4
|
1
|
0
|
3
|
1
|
3
|
3
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Oiles Eco Corporation | 22 |
4 |
| VKR Holding A/S | 565 |
3 |
| Spilka International AS | 2 |
2 |
| TOK, Inc. | 48 |
2 |
| Assa AB | 19 |
1 |
| Assa Abloy Limited | 87 |
1 |
| Assa Abloy New Zealand Limited | 47 |
1 |
| Assa OEM AB | 17 |
1 |
| Caldwell Manufacturing Company North America, LLC | 6 |
1 |
| Clopay Corporation | 90 |
1 |
| First Dome Corporation | 77 |
1 |
| Grass GmbH & Co. KG | 38 |
1 |
| GSG International S.p.A. | 31 |
1 |
| Guangdong Aurican Architectural Hardware Co., Ltd. | 1 |
1 |
| Inalfa Roof Systems Group B.V. | 202 |
1 |
| Julius Blum GmbH | 1253 |
1 |
| LIP Hing Yeung's Industries (Shenzhen) Co., Ltd. | 4 |
1 |
| Powerlift Door Consultants, Inc. | 18 |
1 |
| Sapa AS | 27 |
1 |
| Securistyle Group Holdings Limited | 3 |
1 |
| Other owners | 16 |