- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 211/94 - Oxygen atom, e.g. piperidine N-oxide
Patent holdings for IPC class C07D 211/94
Total number of patents in this class: 260
10-year publication summary
|
35
|
15
|
23
|
12
|
17
|
19
|
18
|
16
|
15
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20616 |
19 |
| Ecolab USA Inc. | 5414 |
13 |
| Syngenta Participations AG | 1981 |
11 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3093 |
9 |
| Celgene Corporation | 1419 |
7 |
| Helsinn Healthcare SA | 230 |
7 |
| Theravance Biopharma R&D IP, LLC | 460 |
7 |
| Amgen Inc. | 3985 |
6 |
| TDK Corporation | 6626 |
6 |
| Celgene Quanticel Research, Inc. | 163 |
6 |
| California Institute of Technology | 3953 |
5 |
| Adeka Corporation | 1358 |
4 |
| Ciba Holding Inc. | 177 |
4 |
| FMC Corporation | 844 |
4 |
| Syngenta Crop Protection AG | 5891 |
3 |
| Syngenta Limited | 469 |
3 |
| FUJIFILM Corporation | 29082 |
3 |
| Karl-Franzens-Universität Graz | 39 |
3 |
| Merck Patent GmbH | 5825 |
2 |
| Centre National de La Recherche Scientifique | 10202 |
2 |
| Other owners | 136 |