- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 2/02 - Walls, e.g. partitions, for buildingsWall construction with regard to insulationConnections specially adapted to walls built-up from layers of building elements
Patent holdings for IPC class E04B 2/02
Total number of patents in this class: 646
10-year publication summary
|
69
|
90
|
63
|
59
|
61
|
52
|
59
|
52
|
51
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Anchor Wall Systems, Inc. | 170 |
23 |
| Les Materiaux de Construction Oldcastle Canada Inc. | 25 |
12 |
| Pavestone, LLC | 78 |
12 |
| Keystone Retaining Wall Systems LLC | 203 |
11 |
| DuPont Safety & Construction, Inc. | 663 |
9 |
| Johns Manville | 933 |
8 |
| Tensar International Corporation | 138 |
8 |
| Fastbrick IP Pty Ltd | 121 |
7 |
| Advanced Architectural Products, LLC | 79 |
5 |
| Asahi Kasei Homes Corporation | 24 |
5 |
| NV Bekaert SA | 733 |
5 |
| Oldcastle Architectural, Inc. | 19 |
5 |
| Renco World Corporation | 15 |
5 |
| Cast Stonescapes, LLC | 7 |
5 |
| Covestro LLC | 595 |
4 |
| DDP Specialty Electronic Materials US, LLC | 846 |
4 |
| Gold Bond Building Products, LLC | 201 |
4 |
| Anenda Systems Inc. | 23 |
3 |
| Convergent Market Research, Inc. | 9 |
3 |
| Hengestone Holdings, Inc. | 81 |
3 |
| Other owners | 505 |