- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 301/12 - Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with hydrogen peroxide or inorganic peroxides or peracids
Patent holdings for IPC class C07D 301/12
Total number of patents in this class: 496
10-year publication summary
|
45
|
24
|
37
|
20
|
16
|
25
|
12
|
11
|
15
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20940 |
62 |
| Dow Global Technologies LLC | 10360 |
57 |
| Evonik Degussa GmbH | 1525 |
23 |
| Lyondell Chemical Technology, L.P. | 265 |
20 |
| Evonik Operations GmbH | 4114 |
18 |
| ThyssenKrupp Industrial Solutions AG | 632 |
17 |
| ThyssenKrupp Uhde GmbH | 332 |
15 |
| Sumitomo Chemical Company, Limited | 9043 |
13 |
| The Dow Chemical Company | 699 |
10 |
| China Petroleum & Chemical Corporation | 1901 |
10 |
| Blue Cube IP LLC | 216 |
9 |
| Showa Denko K.K. | 2220 |
8 |
| JX Nippon Oil & Energy Corporation | 999 |
8 |
| Momentive Specialty Chemicals Inc. | 55 |
8 |
| Research Institute of Petroleum Processing, Sinopec | 374 |
8 |
| Momentive Specialty Chemicals Research Belgium S.A. | 59 |
8 |
| Osaka University | 3379 |
7 |
| Kao Corporation | 4967 |
6 |
| Hunan Changling Petrochemical Science and Technology Development Co., Ltd | 12 |
6 |
| Nissan Chemical Industries, Ltd. | 1711 |
6 |
| Other owners | 177 |