- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 29/90 - SeparationPurificationStabilisationUse of additives by treatment giving rise to a chemical modification of at least one compound using hydrogen only
Patent holdings for IPC class C07C 29/90
Total number of patents in this class: 49
10-year publication summary
|
2
|
4
|
1
|
2
|
0
|
1
|
2
|
1
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Deuteria Beverages, LLC | 12 |
4 |
| Johnson Matthey Davy Technologies Limited | 533 |
4 |
| Oxea GmbH | 91 |
4 |
| BASF SE | 21318 |
3 |
| Celanese International Corporation | 912 |
3 |
| Oq Chemicals GmbH | 43 |
3 |
| China Petroleum & Chemical Corporation | 2185 |
2 |
| The Coca-Cola Company | 2437 |
2 |
| Genomatica, Inc. | 207 |
2 |
| Organo Corporation | 552 |
2 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 258 |
2 |
| Changchun Meihe Science and Technology Development Co.,Ltd | 32 |
2 |
| Zhejiang Huakang Pharmaceutical Co., Ltd. | 82 |
2 |
| Again Technology Holdings Inc. | 273 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3391 |
1 |
| Shell Oil Company | 2064 |
1 |
| ExxonMobil Chemical Patents Inc. | 3759 |
1 |
| Mitsubishi Chemical Corporation | 4757 |
1 |
| Davy Process Technology Limited | 27 |
1 |
| Eastman Chemical Company | 2112 |
1 |
| Other owners | 6 |