- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 213/46 - Oxygen atoms
Patent holdings for IPC class C07D 213/46
Total number of patents in this class: 99
10-year publication summary
|
3
|
7
|
6
|
9
|
4
|
1
|
9
|
4
|
4
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Purdue Pharma L.P. | 494 |
6 |
| Isosterix, Inc. | 8 |
4 |
| F. Hoffmann-La Roche AG | 7837 |
3 |
| The Regents of the University of California | 20574 |
3 |
| Corteva Agriscience LLC | 2643 |
3 |
| Roche Diagnostics GmbH | 2709 |
2 |
| Roche Diagnostics Operations, Inc. | 1507 |
2 |
| Merck Patent GmbH | 5668 |
2 |
| Syngenta Participations AG | 1581 |
2 |
| BioMarin Pharmaceutical Inc. | 384 |
2 |
| Board of Trustees of Southern Illinois University | 98 |
2 |
| CHDI Foundation, Inc. | 106 |
2 |
| Northeastern University | 1273 |
2 |
| Vanderbilt University | 1979 |
2 |
| Inflazome Limited | 84 |
2 |
| Landos Biopharma, Inc. | 32 |
2 |
| Fortephest Ltd. | 11 |
2 |
| Prazertherapeutics Inc. | 10 |
2 |
| Mitsui Chemicals Crop & Life Solutions,Inc. | 172 |
2 |
| Bristol-myers Squibb Company | 4811 |
1 |
| Other owners | 51 |