- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 9/24 - Connection of slabs, sheets or the like to the supporting construction with the slabs, sheets or the like positioned on, or held against, horizontal flanges of the supporting construction
Patent holdings for IPC class E04B 9/24
Total number of patents in this class: 268
10-year publication summary
|
29
|
26
|
22
|
34
|
35
|
20
|
40
|
16
|
16
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| AFI Licensing LLC | 226 |
55 |
| Armstrong World Industries, Inc. | 353 |
27 |
| CertainTeed Ceilings Corporation | 103 |
16 |
| USG Interiors, LLC | 307 |
15 |
| Panasonic Intellectual Property Management Co., Ltd. | 31562 |
7 |
| Fusion Optix, Inc. | 90 |
7 |
| Saint-Gobain Ecophon AB | 177 |
7 |
| Cooledge Lighting Inc. | 109 |
6 |
| Hunter Douglas Industries BV | 283 |
6 |
| Turf Design, Inc. | 37 |
6 |
| Jlc-tech IP LLC | 25 |
5 |
| Rockwool A/S | 784 |
5 |
| Knauf Gips KG | 600 |
4 |
| United States Gypsum Company | 913 |
4 |
| Overcast Innovations LLC | 28 |
4 |
| CFS Concrete Forming Systems Inc. | 98 |
3 |
| Innovative Building Technologies, LLC | 68 |
3 |
| OC S.r.l. | 15 |
3 |
| Saint-Gobain Placo | 228 |
3 |
| ROCKWOOL International A/S | 305 |
3 |
| Other owners | 79 |