- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 473/12 - Heterocyclic compounds containing purine ring systems with oxygen, sulfur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1, 3, and 7, e.g. caffeine
Patent holdings for IPC class C07D 473/12
Total number of patents in this class: 63
10-year publication summary
|
7
|
4
|
3
|
12
|
3
|
10
|
2
|
8
|
0
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Boehringer Ingelheim International GmbH | 4493 |
3 |
| Fertis India Pvt. Ltd. | 71 |
3 |
| The Regents of the University of Michigan | 4985 |
2 |
| PepsiCo, Inc. | 2401 |
2 |
| Curia Global, Inc. | 35 |
2 |
| Société des Produits Nestlé S.A. | 10108 |
1 |
| BASF SE | 21303 |
1 |
| Nestec S.A. | 2557 |
1 |
| Syngenta Participations AG | 1524 |
1 |
| Takeda Pharmaceutical Company Limited | 2712 |
1 |
| Alberta Health Services | 216 |
1 |
| AMRI SSCI, LLC | 4 |
1 |
| Asahi Kasei Kabushiki Kaisha | 2833 |
1 |
| Assia Chemical Industries Ltd. | 235 |
1 |
| The Brigham and Women's Hospital, Inc. | 2286 |
1 |
| Daewoong Pharmaceutical Co., Ltd. | 363 |
1 |
| Encaff Products, LLC | 1 |
1 |
| Institut Quimic de Sarria Cets Fundacio Privada | 73 |
1 |
| Institut Univ. de Ciencia i Tecnologia, S.A. | 22 |
1 |
| Isagro S.p.A. | 44 |
1 |
| Other owners | 36 |