- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 455/04 - Heterocyclic compounds containing quinolizine ring systems, e.g. emetine alkaloids, protoberberineAlkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine containing quinolizine ring systems directly condensed with at least one six-membered carbocyclic ring, e.g. protoberberineAlkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine containing a quinolizine ring system condensed with only one six-membered carbocyclic ring, e.g. julolidine
Patent holdings for IPC class C07D 455/04
Total number of patents in this class: 59
10-year publication summary
|
7
|
8
|
3
|
2
|
3
|
4
|
2
|
2
|
2
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Neurocrine Biosciences, Inc. | 460 |
6 |
| Japan Science and Technology Agency | 1214 |
5 |
| LMS Co., Ltd. | 242 |
3 |
| NHWA Pharma. Corporation | 50 |
3 |
| Osaka University | 3267 |
3 |
| Essilor International (compagnie Generale D'optique) | 2994 |
2 |
| Oncotherapy Science, Inc. | 242 |
2 |
| The University of Sydney | 635 |
2 |
| Wuhan Jiayu Technology Co., Ltd. | 3 |
2 |
| Fluorescence Diagnosis (Shanghai) Biotech Company Ltd. | 8 |
2 |
| Merck Sharp & Dohme LLC | 3734 |
2 |
| Novartis AG | 10262 |
1 |
| Samsung Electronics Co., Ltd. | 157719 |
1 |
| BASF SE | 21303 |
1 |
| Konica Minolta, Inc. | 9119 |
1 |
| Takeda Pharmaceuticals U.S.A., Inc. | 209 |
1 |
| Actelion Pharmaceuticals Ltd | 496 |
1 |
| Alphamicron Incorporated | 93 |
1 |
| Biosearch Technologies, Inc. | 69 |
1 |
| Health Research, Inc. | 341 |
1 |
| Other owners | 18 |