- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 51/60 - Preparation of carboxylic acid halides by conversion of carboxylic acids or their anhydrides into halides with the same carboxylic acid part
Patent holdings for IPC class C07C 51/60
Total number of patents in this class: 79
10-year publication summary
|
5
|
9
|
5
|
10
|
6
|
5
|
4
|
2
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| F. Hoffmann-La Roche AG | 7931 |
5 |
| 3m Innovative Properties Company | 17739 |
4 |
| Zhejiang Ausun Pharmaceutical Co., Ltd. | 38 |
4 |
| Hoffmann-La Roche Inc. | 3523 |
3 |
| Galaxy Surfactants Ltd. | 46 |
3 |
| Merck Patent GmbH | 5758 |
2 |
| Lawrence Livermore National Security, LLC | 1938 |
2 |
| Clariant International Ltd. | 929 |
2 |
| Horizon Therapeutics, LLC | 25 |
2 |
| Lonza Ltd. | 617 |
2 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1797 |
2 |
| NOK Corporation | 2237 |
2 |
| Zentiva k.s. | 568 |
2 |
| Zeon Corporation | 4112 |
2 |
| Jiangsu Yangnong Chemical Group Co., Ltd | 11 |
2 |
| Schlumberger Technology Corporation | 11013 |
1 |
| BASF SE | 21083 |
1 |
| E. I. du Pont de Nemours and Company | 3913 |
1 |
| Janssen Pharmaceuticals, Inc. | 441 |
1 |
| Mitsui Chemicals, Inc. | 3231 |
1 |
| Other owners | 35 |