- All sections
- C - Chemistry; metallurgy
- C07B - General methods of organic chemistry; apparatus therefor
- C07B 37/04 - Substitution
Patent holdings for IPC class C07B 37/04
Total number of patents in this class: 151
10-year publication summary
|
10
|
16
|
14
|
24
|
14
|
6
|
6
|
5
|
9
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson Matthey Public Limited Company | 1852 |
7 |
| Dow Global Technologies LLC | 10147 |
4 |
| Abbvie Inc. | 1808 |
4 |
| AbbVie Deutschland GmbH & Co. KG | 268 |
4 |
| Ludwig-Maximilians-Universitat Munchen | 329 |
4 |
| The Trustees of Princeton University | 1129 |
4 |
| Massachusetts Institute of Technology | 9795 |
3 |
| Sumitomo Chemical Company, Limited | 8808 |
3 |
| Daikin Industries, Ltd. | 9495 |
3 |
| Omya International AG | 816 |
3 |
| Osaka University | 3143 |
3 |
| Centre National de La Recherche Scientifique (cnrs) | 3191 |
3 |
| Arxada AG | 141 |
3 |
| BASF SE | 19740 |
2 |
| The Regents of the University of California | 18943 |
2 |
| Merck Patent GmbH | 5909 |
2 |
| Bayer Cropscience AG | 2241 |
2 |
| California Institute of Technology | 3884 |
2 |
| The Board of Trustees of the University of Illinois | 2623 |
2 |
| Archimica GmbH | 20 |
2 |
| Other owners | 89 |