- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 77/06 - Polyamides derived from polyamines and polycarboxylic acids
Patent holdings for IPC class C08L 77/06
Total number of patents in this class: 2435
10-year publication summary
|
146
|
148
|
196
|
176
|
182
|
176
|
174
|
143
|
122
|
40
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arkema France | 4181 |
176 |
| Mitsubishi Gas Chemical Company, Inc. | 3587 |
151 |
| BASF SE | 21113 |
125 |
| Kingfa SCI & Tech Co. Ltd. | 668 |
95 |
| Ems-patent AG | 172 |
83 |
| E. I. du Pont de Nemours and Company | 3677 |
63 |
| Ascend Performance Materials Operations LLC | 264 |
56 |
| Kuraray Co., Ltd. | 3564 |
54 |
| Solvay Specialty Polymers USA, LLC | 507 |
54 |
| DSM IP Assets B.V. | 5429 |
51 |
| Rhodia Operations | 1523 |
47 |
| Evonik Operations GmbH | 4239 |
41 |
| Asahi Kasei Kabushiki Kaisha | 2779 |
39 |
| Toray Industries, Inc. | 7038 |
36 |
| Mitsui Chemicals, Inc. | 3217 |
33 |
| Zhuhai Vanteque Specialty Engineering Plastics Co., Ltd. | 64 |
26 |
| Performance Polyamides, SAS | 65 |
25 |
| Envalior B.V. | 113 |
25 |
| INVISTA Textiles (U.K.) Limited | 267 |
24 |
| Toyobo Co., Ltd. | 2518 |
23 |
| Other owners | 1208 |