- All sections
- C - Chemistry; metallurgy
- C07B - General methods of organic chemistry; apparatus therefor
- C07B 63/04 - Use of additives
Patent holdings for IPC class C07B 63/04
Total number of patents in this class: 111
10-year publication summary
|
6
|
6
|
7
|
10
|
8
|
14
|
11
|
8
|
6
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dorf Ketal Chemicals (India) Private Limited | 81 |
12 |
| Ecolab USA Inc. | 5190 |
5 |
| BASF SE | 19740 |
4 |
| Dow Technology Investments LLC | 270 |
3 |
| Roquette Freres | 1002 |
3 |
| LG Chem, Ltd. | 17205 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
2 |
| Abbvie Inc. | 1808 |
2 |
| AbbVie Deutschland GmbH & Co. KG | 268 |
2 |
| Chemtura Corporation | 211 |
2 |
| Huntsman Petrochemical LLC | 276 |
2 |
| Lanxess Deutschland GmbH | 1104 |
2 |
| Promega Corporation | 548 |
2 |
| Sekisui Medical Co., Ltd. | 624 |
2 |
| Sumitomo Dainippon Pharma Co., Ltd. | 226 |
2 |
| Tosoh Corporation | 1127 |
2 |
| Trasis S.A. | 20 |
2 |
| Mycovia Pharmaceuticals, Inc. | 40 |
2 |
| Carbon Oxytech Inc. | 3 |
2 |
| CCT Sciences, LLC | 3 |
2 |
| Other owners | 54 |