- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 307/50 - Preparation from natural products
Patent holdings for IPC class C07D 307/50
Total number of patents in this class: 314
10-year publication summary
|
35
|
33
|
35
|
32
|
34
|
30
|
18
|
14
|
10
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3792 |
18 |
| Archer Daniels Midland Company | 1164 |
16 |
| Korea Institute of Industrial Technology | 994 |
11 |
| BASF SE | 19740 |
10 |
| Shell Oil Company | 2196 |
9 |
| Wisconsin Alumni Research Foundation | 3774 |
8 |
| IFP Energies Nouvelles | 2717 |
8 |
| Origin Materials Operating, Inc. | 45 |
8 |
| Shell USA, Inc. | 1074 |
8 |
| Furanix Technologies B.V. | 133 |
6 |
| Micromidas, Inc. | 23 |
6 |
| Sudzucker Aktiengesellschaft | 123 |
6 |
| UPM-Kymmene Corporation | 868 |
6 |
| E. I. du Pont de Nemours and Company | 4345 |
5 |
| Mitsubishi Chemical Corporation | 4313 |
5 |
| Novamont S.p.A. | 354 |
5 |
| The Regents of the University of California | 18943 |
4 |
| DSM IP Assets B.V. | 5856 |
4 |
| Annikki GmbH | 60 |
4 |
| API Intellectual Property Holdings, LLC | 80 |
4 |
| Other owners | 163 |