- 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: 289
10-year publication summary
|
32
|
25
|
37
|
40
|
21
|
45
|
21
|
20
|
18
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| AFI Licensing LLC | 237 |
57 |
| Armstrong World Industries, Inc. | 369 |
28 |
| CertainTeed Ceilings Corporation | 110 |
16 |
| USG Interiors, LLC | 314 |
15 |
| 3LED, Inc. | 89 |
8 |
| Hunter Douglas Industries BV | 263 |
7 |
| Saint-Gobain Ecophon AB | 184 |
7 |
| Turf Design, Inc. | 51 |
7 |
| Cooledge Lighting Inc. | 110 |
6 |
| Jlc-tech IP LLC | 27 |
5 |
| Worthington Armstrong Venture | 120 |
5 |
| Rockwool A/S | 833 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
4 |
| Innovative Building Technologies, LLC | 66 |
4 |
| Knauf Gips KG | 642 |
4 |
| Mitek Holdings, Inc. | 248 |
4 |
| United States Gypsum Company | 923 |
4 |
| Overcast Innovations LLC | 30 |
4 |
| CFS Concrete Forming Systems Inc. | 94 |
3 |
| OC S.r.l. | 16 |
3 |
| Other owners | 93 |