- 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: 1557
10-year publication summary
|
99
|
118
|
142
|
109
|
119
|
127
|
110
|
109
|
86
|
65
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arkema France | 4242 |
168 |
| BASF SE | 21308 |
125 |
| Kingfa SCI & Tech Co. Ltd. | 704 |
48 |
| E. I. du Pont de Nemours and Company | 3526 |
34 |
| Ems-patent AG | 172 |
25 |
| Rhodia Operations | 1491 |
23 |
| Ascend Performance Materials Operations LLC | 266 |
22 |
| Toyobo Co., Ltd. | 2539 |
22 |
| Evonik Operations GmbH | 4368 |
22 |
| Toray Industries, Inc. | 7111 |
21 |
| Lanxess Deutschland GmbH | 1141 |
20 |
| SHPP Global Technologies B.V. | 1102 |
17 |
| Advansix Resins & Chemicals LLC | 307 |
15 |
| Peridot Print LLC | 1323 |
15 |
| Johns Manville | 920 |
14 |
| DSM IP Assets B.V. | 5373 |
13 |
| Lotte Chemical Corporation | 787 |
13 |
| LG Chem, Ltd. | 17929 |
12 |
| Clariant Plastics & Coatings Ltd | 82 |
12 |
| Toyobo MC Corporation | 534 |
12 |
| Other owners | 904 |