- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/20 - Heterocyclic aminesSalts thereof
Patent holdings for IPC class C08G 18/20
Total number of patents in this class: 907
10-year publication summary
|
59
|
60
|
69
|
102
|
89
|
83
|
86
|
71
|
65
|
38
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21017 |
132 |
| Dow Global Technologies LLC | 10437 |
92 |
| Covestro Deutschland AG | 2772 |
64 |
| Covestro LLC | 586 |
51 |
| Sika Technology AG | 2877 |
39 |
| DDP Specialty Electronic Materials US, LLC | 840 |
34 |
| Evonik Operations GmbH | 4174 |
29 |
| Huntsman International LLC | 722 |
21 |
| Henkel AG & Co. KGaA | 10620 |
20 |
| PPG Industries Ohio, Inc. | 3444 |
13 |
| Huntsman Petrochemical LLC | 295 |
13 |
| Evonik Degussa GmbH | 1489 |
12 |
| Mitsui Chemicals, Inc. | 3247 |
12 |
| Covestro Intellectual Property GmbH & Co. KG | 276 |
12 |
| Koei Chemical Company, Limited | 58 |
11 |
| Tosoh Corporation | 1323 |
11 |
| 3m Innovative Properties Company | 17771 |
9 |
| H.B. Fuller Company | 487 |
9 |
| Rohm and Haas Company | 2907 |
8 |
| BASF Coatings GmbH | 1205 |
8 |
| Other owners | 307 |