- All sections
- E - Fixed constructions
- E04F - Finishing work on buildings, e.g. stairs, floors
- E04F 21/02 - Implements for finishing work on buildings for applying plasticised masses to surfaces, e.g. plastering walls
Patent holdings for IPC class E04F 21/02
Total number of patents in this class: 146
10-year publication summary
|
11
|
28
|
19
|
26
|
18
|
9
|
18
|
26
|
11
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fastbrick IP Pty Ltd | 119 |
19 |
| JLG Industries, Inc. | 272 |
12 |
| Cnvs (assignment for The Benefit of Creditors), LLC | 18 |
12 |
| United States Gypsum Company | 949 |
9 |
| Etablissements Pierre Grehal et Cie SA | 27 |
7 |
| Guangdong Bright Dream Robotics Co., Ltd. | 161 |
5 |
| ClarkWestern Dietrich Building Systems LLC | 110 |
4 |
| Ames Tools Corporation | 109 |
4 |
| 2446914 Ontario Inc. | 20 |
3 |
| CertainTeed Gypsum, Inc. | 223 |
3 |
| Level 5 Tools, LLC | 26 |
3 |
| The Boeing Company | 20217 |
2 |
| Axia Acquisition Corporation | 19 |
2 |
| BAE Systems Information and Electronic Systems Integration Inc. | 1934 |
2 |
| Baustoffwerke Gebhart & Soehne GmbH & Co. KG | 25 |
2 |
| Bostik, Inc. | 166 |
2 |
| E-Z Bead LLC | 20 |
2 |
| Hernandez Family Assets LLC | 3 |
2 |
| James Hardie Technology Limited | 460 |
2 |
| Knauf Insulation, Inc. | 183 |
2 |
| Other owners | 47 |