- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 2/26 - Walls having cavities in, but not between, the elements, i.e. each cavity being enclosed by at least four sides forming part of one single element the walls being characterised by fillings in all cavities in order to form a wall construction
Patent holdings for IPC class E04B 2/26
Total number of patents in this class: 61
10-year publication summary
|
11
|
14
|
6
|
4
|
6
|
6
|
7
|
3
|
5
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Oldcastle Architectural, Inc. | 18 |
5 |
| Innovative Building Technologies, LLC | 66 |
3 |
| Wembley Innovation Ltd | 12 |
3 |
| Grundland Farace, Eduardo Alberto | 3 |
3 |
| Anchor Wall Systems, Inc. | 132 |
2 |
| Universiteit Gent | 1404 |
2 |
| Thermal Wall Technologies, LLC | 4 |
2 |
| Eco-Panels, LLC | 18 |
2 |
| B & B Flying Service, Inc. | 2 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
1 |
| Arizona Board of Regents on behalf of Arizona State University | 2934 |
1 |
| Ashtech Industrics, L.L.C. | 2 |
1 |
| Blockaid Pty Ltd | 5 |
1 |
| Constructive, L.L.C. | 4 |
1 |
| Fastbrick IP Pty Ltd | 121 |
1 |
| Johns Manville | 921 |
1 |
| King Saud University | 513 |
1 |
| Redi-Rock International, LLC | 56 |
1 |
| Renco World Corporation | 15 |
1 |
| Solumix | 4 |
1 |
| Other owners | 26 |