- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 305/12 - Beta-lactones
Patent holdings for IPC class C07D 305/12
Total number of patents in this class: 150
10-year publication summary
|
9
|
10
|
14
|
13
|
13
|
11
|
3
|
9
|
3
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novomer LLC | 76 |
28 |
| Novomer, Inc. | 141 |
17 |
| Lonza Ltd. | 593 |
4 |
| The Scripps Research Institute | 1345 |
4 |
| Panafina, Inc. | 6 |
4 |
| ExxonMobil Research And Engineering Company | 2395 |
3 |
| Biocon Limited | 221 |
3 |
| Cornell University | 3450 |
3 |
| Kemira Oyj | 1262 |
3 |
| Kookmin University Industry Academy Cooperation Foundation | 442 |
3 |
| Flagship Pioneering Innovations VI, LLC. | 612 |
3 |
| The Regents of the University of California | 20868 |
2 |
| JSR Corporation | 2554 |
2 |
| Laboratorios Senosiain S.A. de C.V. | 17 |
2 |
| Pioneer Energy, Inc. | 18 |
2 |
| Sichuan University | 632 |
2 |
| Solenis Technologies Cayman, L.P. | 321 |
2 |
| Solenis Technologies, L.P. | 304 |
2 |
| Suzhou Tianma Specialty Chemicals Co., Ltd. | 2 |
2 |
| University of The Ryukyus | 79 |
2 |
| Other owners | 57 |