- All sections
- E - Fixed constructions
- E04F - Finishing work on buildings, e.g. stairs, floors
- E04F 13/24 - Hidden fastening means on the rear of the covering or lining elements
Patent holdings for IPC class E04F 13/24
Total number of patents in this class: 137
10-year publication summary
|
19
|
22
|
16
|
20
|
11
|
16
|
9
|
18
|
9
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Barrette Outdoor Living, Inc. | 244 |
8 |
| Ceraloc Innovation AB | 169 |
6 |
| Hohmann & Barnard, Incorporated | 137 |
6 |
| Quadrosera Corporation | 12 |
6 |
| Deutsche Bank AG New York Branch, AS Successor Collateral Agent | 47 |
6 |
| Kingspan Insulated Panels, Inc. | 9 |
4 |
| Associated Architectural Products, Inc. | 5 |
4 |
| Stryker Corporation | 5019 |
3 |
| CFS Concrete Forming Systems Inc. | 98 |
3 |
| Nichiha Corporation | 176 |
3 |
| Oldcastle Building Products Canada, Inc. | 172 |
3 |
| SB Ingenierie | 36 |
3 |
| Deco Nat Inc. | 8 |
2 |
| Keystone Retaining Wall Systems LLC | 219 |
2 |
| Louisiana-Pacific Corporation | 256 |
2 |
| Renson Sunprotection Projects NV | 5 |
2 |
| Stone SELEX Inc. | 5 |
2 |
| Kabushiki Kaisha ACT | 3 |
2 |
| Hilti Aktiengesellschaft | 3489 |
1 |
| Advanced Architectural Products, LLC | 76 |
1 |
| Other owners | 68 |