- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
Patent holdings for IPC class C08G 18/18
Total number of patents in this class: 1400
10-year publication summary
|
89
|
85
|
132
|
163
|
126
|
142
|
118
|
82
|
95
|
63
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21087 |
152 |
| Dow Global Technologies LLC | 10555 |
138 |
| Evonik Operations GmbH | 4172 |
118 |
| Covestro Deutschland AG | 2790 |
115 |
| Huntsman International LLC | 714 |
68 |
| Covestro LLC | 593 |
42 |
| Huntsman Petrochemical LLC | 300 |
30 |
| Tosoh Corporation | 1338 |
27 |
| Sika Technology AG | 2908 |
22 |
| Mitsui Chemicals, Inc. | 3230 |
21 |
| BASF Coatings GmbH | 1208 |
21 |
| Honeywell International Inc. | 13568 |
19 |
| Evonik Degussa GmbH | 1460 |
19 |
| Sekisui Chemical Co., Ltd. | 3493 |
15 |
| Rohm and Haas Company | 2934 |
14 |
| ICL-IP America Inc. | 139 |
14 |
| ASK Chemicals GmbH | 156 |
13 |
| Momentive Performance Materials Inc. | 902 |
12 |
| PPG Industries Ohio, Inc. | 3413 |
11 |
| Covestro Intellectual Property GmbH & Co. KG | 276 |
11 |
| Other owners | 518 |