- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 211/62 - Quaternary ammonium compounds
Patent holdings for IPC class C07C 211/62
Total number of patents in this class: 108
10-year publication summary
|
12
|
6
|
12
|
10
|
0
|
6
|
7
|
4
|
5
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kthera, LLC | 7 |
5 |
| Shenzhen University | 1725 |
4 |
| Shin-Etsu Chemical Co., Ltd. | 6083 |
3 |
| The Regents of the University of California | 20720 |
2 |
| FUJIFILM Corporation | 30512 |
2 |
| Assistance Publique - Hopitaux de Paris | 1049 |
2 |
| The Cleveland Clinic Foundation | 1575 |
2 |
| Dunn-edwards Corporation, AKA Dunn-edwards | 98 |
2 |
| Sachem, Inc. | 67 |
2 |
| Saudi Arabian Oil Company | 14207 |
2 |
| ThermoLife International, LLC | 182 |
2 |
| Trioptotec GmbH | 16 |
2 |
| Vanderbilt Chemicals, LLC | 138 |
2 |
| BioNano Health Guard Research Center | 42 |
2 |
| Seoul National University R&db Foundation | 4154 |
2 |
| Nectar Health Sciences Inc. | 8 |
2 |
| The Procter & Gamble Company | 21861 |
1 |
| Halliburton Energy Services, Inc. | 21320 |
1 |
| International Business Machines Corporation | 62621 |
1 |
| Boehringer Ingelheim Vetmedica GmbH | 1277 |
1 |
| Other owners | 66 |