- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 2/86 - Walls made by casting, pouring, or tamping in situ made in permanent forms
Patent holdings for IPC class E04B 2/86
Total number of patents in this class: 484
10-year publication summary
|
42
|
44
|
48
|
39
|
35
|
34
|
42
|
34
|
30
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CFS Concrete Forming Systems Inc. | 91 |
29 |
| Apache Industrial Services, Inc. | 48 |
15 |
| Airlite Plastics Co. | 93 |
10 |
| CSR Building Products Limited | 47 |
9 |
| Les Materiaux de Construction Oldcastle Canada Inc. | 25 |
8 |
| Amvic Corporation | 38 |
8 |
| Rise Form Pty Ltd | 6 |
6 |
| Forma Technologies Inc. | 6 |
6 |
| Buildblock Building Systems, LLC | 23 |
5 |
| Zhejiang Hangxiao Steel Structure Company Limited | 9 |
5 |
| Korea Hydro & Nuclear Power Co., Ltd. | 516 |
4 |
| Korea Power Engineering Company, Inc. | 12 |
4 |
| Piscines Desjoyaux SA | 13 |
4 |
| Integrated Concrete Forming Ltd. | 4 |
4 |
| Fef Group Pty Ltd | 4 |
4 |
| Insu-built Structures Inc. | 4 |
4 |
| Illinois Tool Works Inc. | 11712 |
3 |
| AMBE Engineering Pty Ltd | 5 |
3 |
| Amvic Inc. | 23 |
3 |
| Eleven Solutions RFE S.A. de C.V. | 6 |
3 |
| Other owners | 347 |