- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/787 - Polymers containing nitrogen containing heterocyclic rings having nitrogen as a ring hetero atom
Patent holdings for IPC class A61K 31/787
Total number of patents in this class: 243
10-year publication summary
|
24
|
23
|
22
|
29
|
13
|
21
|
11
|
14
|
14
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Agency for Science, Technology and Research | 3561 |
11 |
| Genzyme Corporation | 1211 |
8 |
| Nanyang Technological University | 1893 |
8 |
| Massachusetts Institute of Technology | 9913 |
7 |
| Tyme, Inc. | 46 |
7 |
| Nihon University | 302 |
6 |
| Nippon Kayaku Kabushiki Kaisha | 1429 |
6 |
| University of Massachusetts | 2191 |
6 |
| University of Tsukuba | 590 |
6 |
| Kyoto University | 2778 |
5 |
| University of Maryland, College Park | 965 |
5 |
| The Regents of the University of California | 19517 |
4 |
| Chelation Partners Incorporated | 8 |
4 |
| HyperBranch Medical Technology, Inc. | 26 |
4 |
| Mipsalus ApS | 16 |
4 |
| The University of Chicago | 1360 |
4 |
| International Business Machines Corporation | 60129 |
3 |
| Northwestern University | 3276 |
3 |
| Tris Pharma, Inc. | 101 |
3 |
| University Health Network | 1018 |
3 |
| Other owners | 136 |