- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 213/81 - Amides; Imides
Patent holdings for IPC class C07D 213/81
Total number of patents in this class: 1328
10-year publication summary
|
138
|
99
|
127
|
92
|
91
|
103
|
64
|
79
|
51
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Akebia Therapeutics, Inc. | 117 |
42 |
| Syngenta Participations AG | 3032 |
40 |
| Corteva Agriscience LLC | 2681 |
36 |
| Novartis AG | 11254 |
35 |
| F. Hoffmann-La Roche AG | 7942 |
26 |
| Syngenta Crop Protection AG | 4904 |
25 |
| Hoffmann-La Roche Inc. | 3267 |
20 |
| Theravance Biopharma R&D IP, LLC | 517 |
17 |
| Bristol-myers Squibb Company | 4863 |
16 |
| Merck Patent GmbH | 5842 |
15 |
| Purdue Pharma L.P. | 512 |
14 |
| Sumitomo Chemical Company, Limited | 8988 |
13 |
| Centre National de La Recherche Scientifique | 10102 |
12 |
| Genentech, Inc. | 3869 |
11 |
| Bayer Pharma AG | 1085 |
10 |
| Takeda Pharmaceutical Company Limited | 2943 |
10 |
| Boehringer Ingelheim International GmbH | 4754 |
9 |
| Dow AgroSciences LLC | 1238 |
9 |
| Astellas Pharma Inc. | 1125 |
9 |
| Institut Curie | 560 |
9 |
| Other owners | 950 |