- All sections
- E - Fixed constructions
- E04F - Finishing work on buildings, e.g. stairs, floors
- E04F 15/04 - Flooring or floor layers composed of a number of similar elements only of wood, e.g. with wooden connecting members
Patent holdings for IPC class E04F 15/04
Total number of patents in this class: 621
10-year publication summary
|
47
|
55
|
43
|
60
|
51
|
51
|
43
|
42
|
30
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valinge Innovation AB | 1015 |
138 |
| UNILIN, besloten vennootschap | 905 |
76 |
| Ceraloc Innovation AB | 173 |
23 |
| I4f Licensing NV | 307 |
15 |
| Unilin Nordic AB | 18 |
13 |
| Flooring Industries Limited, SARL | 188 |
12 |
| Shaw Industries Group, Inc. | 349 |
12 |
| Dai Nippon Printing Co., Ltd. | 4146 |
9 |
| Valinge Flooring Technology AB | 15 |
8 |
| Zhejiang Lingge Wood Co., Ltd. | 15 |
8 |
| Barlinek S.A. | 38 |
7 |
| Flooring Technologies Ltd. | 162 |
7 |
| Akzenta Paneele + Profile GmbH | 179 |
6 |
| AHF, LLC d/b/a AHF Products | 189 |
6 |
| Aladdin Manufacturing Corporation | 227 |
5 |
| Tarkett GDL | 109 |
5 |
| Anhui Yangzi Flooring Incorporated Company | 17 |
4 |
| CoMc, LLC | 16 |
4 |
| Li & Co AG | 29 |
4 |
| Rene St-cyr (1996) Inc. | 10 |
4 |
| Other owners | 255 |