- All sections
- E - Fixed constructions
- E04C - Structural elementsbuilding materials
- E04C 2/20 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the likeBuilding elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of plasticsBuilding elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of foamed products of plastics
Patent holdings for IPC class E04C 2/20
Total number of patents in this class: 381
10-year publication summary
|
52
|
51
|
42
|
39
|
23
|
41
|
21
|
25
|
17
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro LLC | 610 |
18 |
| Valinge Innovation AB | 1028 |
12 |
| Georgia-Pacific Gypsum LLC | 225 |
9 |
| Sika Technology AG | 3002 |
9 |
| Shaw Industries Group, Inc. | 380 |
8 |
| Lignum Technologies AG | 77 |
8 |
| Amrize Technology Switzerland LLC | 717 |
8 |
| Huber Engineered Woods LLC | 76 |
6 |
| Johns Manville | 920 |
6 |
| Owens Corning Intellectual Capital, LLC | 1722 |
6 |
| BASF SE | 21303 |
5 |
| Advanced Architectural Products, LLC | 78 |
5 |
| CBG Systems International Pty Ltd | 6 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
4 |
| Composite Panel Systems, LLC | 38 |
4 |
| Pak-Lite, Inc. | 19 |
4 |
| Schluter Systems L.P. | 86 |
4 |
| Suncast Technologies, LLC | 345 |
4 |
| Plank Structural Systems LLC | 10 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 9115 |
3 |
| Other owners | 249 |