- All sections
- C - Chemistrymetallurgy
- C05F - Organic fertilisers not covered by subclasses , , e.g. fertilisers from waste or refuse
- C05F 17/979 - Constructional parts, e.g. floors, covers or doors for feeding or discharging material to be treatedConstructional parts, e.g. floors, covers or doors for feeding or discharging other material the other material being gaseous
Patent holdings for IPC class C05F 17/979
Total number of patents in this class: 41
10-year publication summary
|
0
|
2
|
6
|
3
|
1
|
11
|
5
|
7
|
6
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kompoferm GmbH | 44 |
3 |
| Home Biogas Ltd | 7 |
3 |
| Greenzy | 5 |
3 |
| Mico-systems GmbH | 4 |
2 |
| Circulum Vitae GmbH | 4 |
2 |
| Industrial Technology Research Institute | 4990 |
1 |
| Whirlpool Corporation | 4383 |
1 |
| Daritech, Inc. | 32 |
1 |
| Envirokure, Incorporated | 22 |
1 |
| Northeast Agricultural University | 38 |
1 |
| Tongji University | 497 |
1 |
| Universidad Pontificia Bolivariana | 24 |
1 |
| Hunan Sakal Environmental Science and Technology Co., Ltd. | 16 |
1 |
| Zhao Jianqiang | 2 |
1 |
| Profikomp Környezettechnika Zrt. | 3 |
1 |
| Institute of Environment and Sustainable Development in Agriculture, Chinese Academy of Agricultural Sciences | 9 |
1 |
| Meaglow Ltd | 3 |
1 |
| E2s2 Systems Pte. Ltd. | 2 |
1 |
| Suzhou Hanbo Environmental Technology Co., Ltd. | 2 |
1 |
| Kraus USA Plumbing LLC | 90 |
1 |
| Other owners | 13 |