- All sections
- C - Chemistry; metallurgy
- 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: 1479
10-year publication summary
|
110
|
110
|
109
|
120
|
117
|
115
|
88
|
88
|
102
|
25
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
139 |
| Arkema France | 3790 |
101 |
| BASF SE | 19740 |
54 |
| DSM IP Assets B.V. | 5856 |
53 |
| Solvay Specialty Polymers USA, LLC | 521 |
50 |
| Ems-patent AG | 177 |
43 |
| Kuraray Co., Ltd. | 3392 |
39 |
| Toray Industries, Inc. | 6652 |
35 |
| Rhodia Operations | 1645 |
28 |
| E. I. du Pont de Nemours and Company | 4345 |
25 |
| Lubrizol Advanced Materials, Inc. | 949 |
21 |
| Mitsui Chemicals, Inc. | 3134 |
18 |
| Asahi Kasei Chemicals Corporation | 809 |
17 |
| Ascend Performance Materials Operations LLC | 260 |
16 |
| Unitika Ltd. | 441 |
16 |
| FUJIFILM Corporation | 27102 |
15 |
| Cathay Biotech Inc. | 81 |
14 |
| EMS-Chemie AG | 91 |
12 |
| Kingfa SCI & Tech Co. Ltd. | 509 |
12 |
| Evonik Operations GmbH | 3879 |
12 |
| Other owners | 759 |