- All sections
- A - Human necessities
- A62C - Fire-fighting
- A62C 3/04 - Fire prevention, containment or extinguishing specially adapted for particular objects or places for dust or loosely-baled or loosely-piled materials, e.g. in silos, in chimneys
Patent holdings for IPC class A62C 3/04
Total number of patents in this class: 57
10-year publication summary
|
7
|
5
|
3
|
7
|
7
|
8
|
7
|
3
|
3
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Linde Aktiengesellschaft | 1600 |
4 |
| Suppression Technologies, Inc. | 5 |
4 |
| Bayer AG | 3045 |
3 |
| CV Technology, Inc. | 33 |
3 |
| Firefly AB | 23 |
3 |
| Stuvex International naamloze vennootschap | 5 |
3 |
| BS & B Innovation Limited | 27 |
2 |
| Buhler AG | 531 |
2 |
| BAE SYSTEMS plc | 2215 |
1 |
| BS & B Safety Systems Ltd. | 17 |
1 |
| Chazem Manufacturing, LLC | 3 |
1 |
| Chiyoda Corporation | 363 |
1 |
| Coomtech Ltd. | 10 |
1 |
| Dieffenbacher GmbH Maschinen- und Anlagenbau | 220 |
1 |
| Donna Bondy | 1 |
1 |
| Fagus-Grecon Greten GmbH & Co. KG | 16 |
1 |
| FDS Holdings | 1 |
1 |
| Fike Corporation | 139 |
1 |
| General Electric Technology GmbH | 1657 |
1 |
| HANDTE Umwelttechnik GmbH | 4 |
1 |
| Other owners | 21 |