- All sections
- E - Fixed constructions
- E04G - Scaffoldingformsshutteringbuilding implements or aids, or their usehandling building materials on the siterepairing, breaking-up or other work on existing buildings
- E04G 21/20 - Tools or apparatus for applying mortar
Patent holdings for IPC class E04G 21/20
Total number of patents in this class: 34
10-year publication summary
|
2
|
3
|
4
|
3
|
3
|
4
|
7
|
6
|
3
|
2
|
| 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 |
4 |
| Groupe Refraco Inc. | 17 |
3 |
| 2446914 Ontario Inc. | 20 |
2 |
| Guangdong Bright Dream Robotics Co., Ltd. | 161 |
2 |
| Beno J. Gundlach Company | 6 |
1 |
| Buddy Tools, LLC | 29 |
1 |
| CertainTeed Gypsum, Inc. | 222 |
1 |
| Construction Robotics, LLC | 10 |
1 |
| Exceptional IP Holdings, LLC | 13 |
1 |
| INGERSOLL Products Inc. | 23 |
1 |
| Ischebeck Titan Limited | 2 |
1 |
| MAAX Bath Inc. | 217 |
1 |
| Technicka Univerzita V Liberci | 68 |
1 |
| Tohoku University | 3017 |
1 |
| Franken maxIT Mauermörtel GmbH & Co. | 21 |
1 |
| Johann Bergmann GmbH & Co. | 10 |
1 |
| Technologie 2000 Inc. | 3 |
1 |
| Brickworks Building Products Pty Ltd. | 8 |
1 |
| China Railway No. 8 Engineering Group Co., Ltd. | 9 |
1 |
| Societe Financiere et de Realisations (sfir) | 1 |
1 |
| Other owners | 7 |