- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 9/06 - CeilingsConstruction of ceilings, e.g. false ceilingsCeiling 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: 484
10-year publication summary
|
52
|
47
|
64
|
53
|
44
|
39
|
44
|
26
|
38
|
23
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| AFI Licensing LLC | 240 |
55 |
| USG Interiors, LLC | 315 |
49 |
| CertainTeed Ceilings Corporation | 109 |
29 |
| Armstrong World Industries, Inc. | 369 |
23 |
| Saint-Gobain Ecophon AB | 187 |
22 |
| Worthington Armstrong Venture | 120 |
21 |
| USG Interiors, Inc. | 42 |
14 |
| Jlc-tech IP LLC | 27 |
13 |
| Turf Design, Inc. | 51 |
11 |
| Hunter Douglas Industries BV | 259 |
9 |
| Rockwool A/S | 842 |
8 |
| Certainteed Canada, Inc. | 56 |
7 |
| Tate Access Floors, Inc. | 76 |
7 |
| 3LED, Inc. | 92 |
7 |
| Nut Shell LLC | 18 |
6 |
| ASC Engineered Solutions, LLC | 332 |
6 |
| Arktura, LLC | 158 |
5 |
| Knauf Gips KG | 643 |
5 |
| JLC-Tech LLC | 17 |
4 |
| Plafometal | 8 |
4 |
| Other owners | 179 |