- All sections
- C - Chemistry; metallurgy
- C05C - Nitrogenous fertilisers
- C05C 9/02 - Fertilisers containing urea or urea compounds containing urea-formaldehyde condensates
Patent holdings for IPC class C05C 9/02
Total number of patents in this class: 136
10-year publication summary
|
7
|
12
|
11
|
12
|
20
|
19
|
11
|
21
|
11
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koch Agronomic Services, LLC | 239 |
32 |
| Soilgenic Technologies, LLC | 45 |
16 |
| OMS Investments, Inc. | 952 |
14 |
| North University of China | 76 |
8 |
| Biotechnology Research Center, Shandong Academy of Agricultural Sciences | 13 |
6 |
| Shanxi Zhongbei New Material Technology Co., Ltd. | 20 |
5 |
| E. I. du Pont de Nemours and Company | 4345 |
3 |
| The Davey Tree Expert Company | 68 |
3 |
| SABIC Global Technologies B.V. | 4044 |
3 |
| Tessenderlo Kerley, Inc. | 128 |
3 |
| Pursell Agri-Tech, LLC | 24 |
3 |
| Tessenderlo Group, NV | 145 |
3 |
| Zhengzhou Gaofu Fertilizer Co. Ltd | 4 |
3 |
| SABIC Agri-Nutrients Company | 57 |
3 |
| Pioneer Hi-Bred International, Inc. | 6264 |
2 |
| Georgia-Pacific Chemicals LLC | 204 |
2 |
| Huntsman International LLC | 708 |
2 |
| Momentive Performance Materials Inc. | 861 |
2 |
| Profile Products LLC | 356 |
2 |
| Mitsubishi Heavy Industries Engineering, Ltd. | 207 |
2 |
| Other owners | 19 |