- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
Patent holdings for IPC class C08G 18/28
Total number of patents in this class: 2312
10-year publication summary
|
143
|
136
|
190
|
191
|
205
|
158
|
169
|
86
|
118
|
30
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21129 |
168 |
| Covestro Deutschland AG | 2802 |
145 |
| Dow Global Technologies LLC | 10798 |
100 |
| Sika Technology AG | 2953 |
95 |
| BASF Coatings GmbH | 1211 |
68 |
| PPG Industries Ohio, Inc. | 3354 |
62 |
| Huntsman International LLC | 685 |
58 |
| 3m Innovative Properties Company | 17509 |
52 |
| BYK-Chemie GmbH | 449 |
51 |
| Covestro LLC | 598 |
49 |
| Bayer MaterialScience AG | 737 |
44 |
| Henkel AG & Co. KGaA | 10711 |
40 |
| Bostik SA | 667 |
40 |
| Mitsui Chemicals, Inc. | 3219 |
39 |
| Evonik Operations GmbH | 4248 |
32 |
| Rohm and Haas Company | 2940 |
26 |
| COATEX une société par actions simplifiée | 172 |
26 |
| DDP Specialty Electronic Materials US, LLC | 845 |
24 |
| Lubrizol Advanced Materials, Inc. | 949 |
23 |
| Covestro (Netherlands) B.V. | 290 |
23 |
| Other owners | 1147 |