- All sections
- E - Fixed constructions
- E04B - General building constructions; walls, e.g. partitions; roofs; floors; ceilings; insulation or other protection of buildings
- E04B 9/06 - Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by constructional features of the supporting construction
Patent holdings for IPC class E04B 9/06
Total number of patents in this class: 440
10-year publication summary
|
39
|
59
|
52
|
47
|
63
|
53
|
43
|
39
|
36
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| AFI Licensing LLC | 204 |
54 |
| USG Interiors, LLC | 324 |
51 |
| CertainTeed Ceilings Corporation | 101 |
27 |
| Worthington Armstrong Venture | 110 |
19 |
| Saint-Gobain Ecophon AB | 156 |
17 |
| Armstrong World Industries, Inc. | 347 |
15 |
| USG Interiors, Inc. | 54 |
15 |
| Jlc-tech IP LLC | 26 |
13 |
| Rockwool A/S | 753 |
11 |
| Certainteed Canada, Inc. | 57 |
8 |
| Hunter Douglas Industries BV | 270 |
8 |
| IG Creative Solutions, Inc. | 8 |
5 |
| Plafometal | 7 |
5 |
| ASC Engineered Solutions, LLC | 278 |
5 |
| Fusion Optix, Inc. | 80 |
4 |
| OC S.r.l. | 14 |
4 |
| Nut Shell LLC | 14 |
4 |
| ROCKWOOL International A/S | 323 |
4 |
| Turf Design, Inc. | 31 |
4 |
| Axis Lighting Inc. | 98 |
3 |
| Other owners | 164 |