- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 489/08 - Oxygen atom
Patent holdings for IPC class C07D 489/08
Total number of patents in this class: 393
10-year publication summary
|
35
|
26
|
25
|
23
|
13
|
16
|
15
|
10
|
8
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rhodes Technologies | 57 |
31 |
| SpecGx LLC | 186 |
30 |
| Wyeth LLC | 607 |
15 |
| Macfarlan Smith Limited | 93 |
14 |
| H. Lundbeck A/S | 1232 |
13 |
| Shionogi & Co., Ltd. | 880 |
11 |
| Johnson Matthey Public Limited Company | 1768 |
10 |
| Mallinckrodt Inc. | 135 |
10 |
| Mallinckrodt LLC | 131 |
10 |
| Signature Therapeutics, Inc. | 37 |
10 |
| Virginia Commonwealth University | 659 |
10 |
| Noramco, Inc. | 18 |
9 |
| Noramco, LLC | 28 |
9 |
| Nektar Therapeutics | 402 |
8 |
| Toray Industries, Inc. | 7113 |
7 |
| Progenics Pharmaceuticals, Inc. | 124 |
7 |
| Siegfried AG | 38 |
6 |
| Nirsum Laboratories, Inc. | 9 |
6 |
| University of Southern California | 2132 |
5 |
| Brock University | 58 |
5 |
| Other owners | 167 |