- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 9/16 - Connections between non-parallel members of the supporting construction the members lying in different planes
Patent holdings for IPC class E04B 9/16
Total number of patents in this class: 73
10-year publication summary
|
6
|
7
|
11
|
6
|
7
|
10
|
9
|
4
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| AFI Licensing LLC | 241 |
7 |
| USG Interiors, LLC | 319 |
7 |
| Saint-Gobain Acoustical Products International B.V. | 6 |
5 |
| Knauf Gips KG | 644 |
4 |
| Saint-Gobain Ecophon AB | 187 |
4 |
| CertainTeed Ceilings Corporation | 109 |
3 |
| Hunter Douglas Industries BV | 258 |
3 |
| Yoshino Gypsum Co., Ltd. | 268 |
3 |
| Polygrid Pty Ltd | 4 |
3 |
| Armstrong World Industries, Inc. | 370 |
2 |
| Huber Engineered Woods LLC | 75 |
2 |
| Mitek Holdings, Inc. | 247 |
2 |
| Roman Empire AS | 3 |
2 |
| ROCKWOOL International A/S | 275 |
2 |
| Brandon C. Winn | 6 |
2 |
| Ken Huber | 6 |
2 |
| MA, Zili | 3 |
2 |
| Quicktrak Ltd | 2 |
2 |
| ASC Engineered Solutions, LLC | 332 |
2 |
| Zentia Limited | 46 |
2 |
| Other owners | 12 |