- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 77/02 - Polyamides derived from omega-amino carboxylic acids or from lactams thereof
Patent holdings for IPC class C08L 77/02
Total number of patents in this class: 1514
10-year publication summary
|
95
|
114
|
136
|
103
|
114
|
122
|
102
|
105
|
85
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arkema France | 4166 |
156 |
| BASF SE | 21149 |
123 |
| Kingfa SCI & Tech Co. Ltd. | 660 |
45 |
| E. I. du Pont de Nemours and Company | 3774 |
35 |
| Ems-patent AG | 172 |
25 |
| Rhodia Operations | 1544 |
23 |
| Evonik Operations GmbH | 4210 |
22 |
| Toray Industries, Inc. | 7018 |
21 |
| Toyobo Co., Ltd. | 2491 |
21 |
| Ascend Performance Materials Operations LLC | 270 |
20 |
| Lanxess Deutschland GmbH | 1103 |
20 |
| SHPP Global Technologies B.V. | 1091 |
16 |
| Advansix Resins & Chemicals LLC | 305 |
15 |
| Johns Manville | 933 |
14 |
| Peridot Print LLC | 1304 |
14 |
| DSM IP Assets B.V. | 5472 |
13 |
| Clariant Plastics & Coatings Ltd | 83 |
12 |
| Toyobo MC Corporation | 493 |
12 |
| LG Chem, Ltd. | 17744 |
11 |
| Lotte Chemical Corporation | 736 |
11 |
| Other owners | 885 |