- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/324 - Preparation characterised by the starting materials from waste materials, e.g. tyres or spent sulfite pulp liquor
Patent holdings for IPC class C01B 32/324
Total number of patents in this class: 133
10-year publication summary
|
4
|
6
|
5
|
13
|
11
|
10
|
19
|
10
|
26
|
22
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carbon Technology Holdings, LLC | 221 |
6 |
| Kuraray Co., Ltd. | 3544 |
3 |
| Aries Clean Technologies, LLC | 21 |
3 |
| BASF SE | 21098 |
2 |
| China Petroleum and Chemical Corporation | 12 |
2 |
| C.I. Corporation Pty. Ltd. | 15 |
2 |
| King Abdulaziz University | 512 |
2 |
| King Fahd University of Petroleum and Minerals | 1379 |
2 |
| Korea University Research and Business Foundation | 3080 |
2 |
| Newsouth Innovations Pty Limited | 603 |
2 |
| ARQ IP Limited | 43 |
2 |
| Ecap BioEnergy, LLC | 9 |
2 |
| Carba Inc. | 15 |
2 |
| RDA Technologies Inc. | 2 |
2 |
| Rescue Energy Spolka z ograniczona odpowiedzialnoscia | 2 |
2 |
| Sony Corporation | 30769 |
1 |
| The Regents of the University of California | 20303 |
1 |
| Sumitomo Electric Industries, Ltd. | 15789 |
1 |
| Hyundai Motor Company | 22842 |
1 |
| Kia Motors Corporation | 7743 |
1 |
| Other owners | 92 |