- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
Patent holdings for IPC class C08G 18/79
Total number of patents in this class: 2417
10-year publication summary
|
142
|
207
|
250
|
211
|
202
|
178
|
160
|
140
|
129
|
72
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2852 |
292 |
| BASF SE | 21320 |
201 |
| BASF Coatings GmbH | 1152 |
116 |
| Dow Global Technologies LLC | 11051 |
100 |
| PPG Industries Ohio, Inc. | 3324 |
93 |
| Sika Technology AG | 3026 |
88 |
| Covestro LLC | 616 |
56 |
| Henkel AG & Co. KGaA | 10777 |
49 |
| Mitsui Chemicals, Inc. | 3267 |
46 |
| 3m Innovative Properties Company | 17455 |
44 |
| Huntsman International LLC | 692 |
43 |
| Bayer MaterialScience AG | 702 |
34 |
| Covestro (Netherlands) B.V. | 302 |
28 |
| Covestro Intellectual Property GmbH & Co. KG | 276 |
26 |
| Asahi Kasei Kabushiki Kaisha | 2860 |
25 |
| Wanhua Chemical Group Co., Ltd. | 388 |
25 |
| Rohm and Haas Company | 2943 |
24 |
| Bostik SA | 686 |
22 |
| Nisshinbo Chemical Inc. | 148 |
21 |
| Bayer Intellectual Property GmbH | 2351 |
20 |
| Other owners | 1064 |