- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 9/24 - Layered or laminated unitary dosage forms
Patent holdings for IPC class A61K 9/24
Total number of patents in this class: 1322
10-year publication summary
|
124
|
95
|
94
|
91
|
95
|
81
|
67
|
78
|
72
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Purdue Pharma L.P. | 494 |
47 |
| Purdue Pharmaceuticals L.P. | 47 |
43 |
| Hanmi Pharm. Co., Ltd. | 587 |
29 |
| Triastek, Inc. | 82 |
25 |
| Sanovel Ilac Sanayi ve Ticaret A.S. | 289 |
24 |
| Boehringer Ingelheim International GmbH | 4579 |
19 |
| Locl Pharma, Inc. | 19 |
19 |
| Ohemo Life Sciences Inc | 23 |
17 |
| Axsome Therapeutics, Inc. | 311 |
16 |
| Korea United Pharm. Inc. | 71 |
16 |
| Abbvie Inc. | 1827 |
14 |
| Takeda Pharmaceutical Company Limited | 2713 |
14 |
| Antecip Bioventures II LLC | 349 |
14 |
| Gilead Sciences, Inc. | 2135 |
14 |
| Supernus Pharmaceuticals, Inc. | 136 |
12 |
| Cosmo Technologies Limited | 124 |
10 |
| Fertin Pharma A/S | 276 |
10 |
| Lupin Limited | 434 |
9 |
| Ranbaxy Laboratories Limited | 272 |
9 |
| Anji Pharmaceuticals Inc. | 33 |
9 |
| Other owners | 952 |