- All sections
- E - Fixed constructions
- E04B - General building constructions; walls, e.g. partitions; roofs; floors; ceilings; insulation or other protection of buildings
- E04B 2/02 - Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections 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: 588
10-year publication summary
78
|
93
|
73
|
95
|
73
|
62
|
63
|
46
|
49
|
10
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Anchor Wall Systems, Inc. | 227 |
23 |
Huber Engineered Woods LLC | 128 |
13 |
Les Materiaux de Construction Oldcastle Canada Inc. | 28 |
12 |
Keystone Retaining Wall Systems LLC | 228 |
11 |
Pavestone, LLC | 76 |
10 |
DuPont Safety & Construction, Inc. | 676 |
9 |
Johns Manville | 980 |
8 |
Tensar International Corporation | 118 |
8 |
Asahi Kasei Homes Corporation | 18 |
5 |
NV Bekaert SA | 750 |
5 |
Oldcastle Architectural, Inc. | 23 |
5 |
Renco World Corporation | 15 |
5 |
3B Construction Solutions, Inc. | 5 |
4 |
Covestro LLC | 577 |
4 |
Fastbrick IP Pty Ltd | 98 |
4 |
Sika Technology AG | 2650 |
4 |
Ceramica Malpesa, S.A. | 14 |
4 |
Max-Block Development L.L.C. | 9 |
4 |
DDP Specialty Electronic Materials US, LLC | 442 |
4 |
Advanced Architectural Products, LLC | 72 |
3 |
Other owners | 443 |