- All sections
- E - Fixed constructions
- E04F - Finishing work on buildings, e.g. stairs, floors
- E04F 21/18 - Implements for finishing work on buildings for setting wall or ceiling slabs or plates
Patent holdings for IPC class E04F 21/18
Total number of patents in this class: 350
10-year publication summary
|
27
|
42
|
43
|
36
|
34
|
43
|
30
|
15
|
26
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Acufloor, L.L.C. | 68 |
25 |
| Davinci Italia/USA Group, LLC | 23 |
14 |
| JLG Industries, Inc. | 266 |
12 |
| Cnvs (assignment for The Benefit of Creditors), LLC | 19 |
12 |
| Dakota Group S.A.S. di Zeno Cipriani & C. | 73 |
10 |
| Hangzhou Great Star Industrial Co., Ltd. | 686 |
9 |
| Guangdong Bright Dream Robotics Co., Ltd. | 161 |
9 |
| Etablissements Pierre Grehal et Cie SA | 27 |
8 |
| Acculign Holdings, Inc. | 12 |
7 |
| ME Innovations Pty Ltd | 17 |
7 |
| Raimondi S.p.A. | 30 |
6 |
| Industrias Peygran, S.L. | 14 |
6 |
| DTM Innovations LLC | 22 |
6 |
| Germans Boada, S.A. | 68 |
5 |
| Progress Profiles SpA | 93 |
4 |
| Valinge Innovation AB | 1026 |
4 |
| CertainTeed LLC | 614 |
4 |
| Illinois Tool Works Inc. | 11735 |
3 |
| Gordon Sales, Inc. | 27 |
3 |
| Ply Gem Industries, Inc. | 55 |
3 |
| Other owners | 193 |