- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 69/14 - Lactams
Patent holdings for IPC class C08G 69/14
Total number of patents in this class: 281
10-year publication summary
|
14
|
14
|
20
|
30
|
24
|
25
|
30
|
29
|
20
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
37 |
| Advansix Resins & Chemicals LLC | 278 |
20 |
| Arkema France | 3790 |
17 |
| Evonik Operations GmbH | 3879 |
10 |
| Archer Daniels Midland Company | 1164 |
8 |
| Toray Industries, Inc. | 6652 |
6 |
| Lanxess Deutschland GmbH | 1104 |
6 |
| Solvay Specialty Polymers USA, LLC | 521 |
6 |
| Ascend Performance Materials Operations LLC | 260 |
5 |
| Bridgestone Corporation | 7067 |
4 |
| Ems-patent AG | 177 |
4 |
| Uhde Inventa-Fischer GmbH | 131 |
4 |
| INV Nylon Chemicals Americas, LLC | 182 |
4 |
| Daicel-evonik Ltd. | 55 |
3 |
| Hercules LLC | 231 |
3 |
| Kureha Corporation | 1026 |
3 |
| Rhodia Operations | 1645 |
3 |
| Ube Industries, Ltd. | 921 |
3 |
| Unitika Ltd. | 441 |
3 |
| Jabil Inc. | 474 |
3 |
| Other owners | 129 |