- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 239/74 - QuinazolinesHydrogenated quinazolines with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached to ring carbon atoms of the hetero ring
Patent holdings for IPC class C07D 239/74
Total number of patents in this class: 278
10-year publication summary
|
24
|
28
|
21
|
16
|
20
|
17
|
29
|
25
|
13
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17921 |
15 |
| Merck Patent GmbH | 5728 |
13 |
| Araxes Pharma LLC | 90 |
7 |
| Neupharma, Inc. | 73 |
6 |
| Rohm and Haas Electronic Materials Korea Ltd. | 332 |
6 |
| Biogen MA Inc. | 938 |
5 |
| Novaled GmbH | 485 |
5 |
| Novartis AG | 10262 |
4 |
| Hoffmann-La Roche Inc. | 3793 |
4 |
| Genentech, Inc. | 4104 |
4 |
| Samsung SDI Co., Ltd. | 10589 |
4 |
| Idemitsu Kosan Co., Ltd. | 4235 |
4 |
| Flexus Biosciences, Inc. | 13 |
4 |
| King Faisal University | 933 |
4 |
| University of Tennessee Research Foundation | 763 |
4 |
| Merck Sharp & Dohme LLC | 3734 |
4 |
| Syngenta Participations AG | 1524 |
3 |
| Blueprint Medicines Corporation | 253 |
3 |
| CHDI Foundation, Inc. | 107 |
3 |
| Icahn School of Medicine at Mount Sinai | 1032 |
3 |
| Other owners | 173 |