- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 69/26 - Polyamides derived from amino carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
Patent holdings for IPC class C08G 69/26
Total number of patents in this class: 1628
10-year publication summary
|
109
|
120
|
117
|
115
|
93
|
94
|
106
|
83
|
83
|
61
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Gas Chemical Company, Inc. | 3634 |
157 |
| Arkema France | 4251 |
108 |
| BASF SE | 21306 |
57 |
| Solvay Specialty Polymers USA, LLC | 504 |
53 |
| Ems-patent AG | 172 |
43 |
| Toray Industries, Inc. | 7139 |
41 |
| Kuraray Co., Ltd. | 3601 |
40 |
| DSM IP Assets B.V. | 5389 |
31 |
| Rhodia Operations | 1488 |
26 |
| Mitsui Chemicals, Inc. | 3259 |
25 |
| Lubrizol Advanced Materials, Inc. | 957 |
21 |
| Syensqo Specialty Polymers USA, LLC | 137 |
21 |
| E. I. du Pont de Nemours and Company | 3486 |
19 |
| Ascend Performance Materials Operations LLC | 267 |
19 |
| Unitika Ltd. | 447 |
19 |
| INVISTA Textiles (U.K.) Limited | 271 |
19 |
| Kingfa SCI & Tech Co. Ltd. | 712 |
17 |
| Evonik Operations GmbH | 4384 |
17 |
| Envalior B.V. | 114 |
17 |
| Asahi Kasei Chemicals Corporation | 546 |
16 |
| Other owners | 862 |