- 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: 2268
10-year publication summary
|
117
|
143
|
136
|
190
|
191
|
205
|
156
|
158
|
80
|
46
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20803 |
167 |
| Covestro Deutschland AG | 2725 |
134 |
| Dow Global Technologies LLC | 10384 |
99 |
| Sika Technology AG | 2846 |
93 |
| BASF Coatings GmbH | 1195 |
69 |
| Huntsman International LLC | 718 |
65 |
| PPG Industries Ohio, Inc. | 3458 |
58 |
| Bayer MaterialScience AG | 806 |
51 |
| 3m Innovative Properties Company | 17855 |
50 |
| BYK-Chemie GmbH | 442 |
49 |
| Covestro LLC | 580 |
49 |
| Bostik SA | 643 |
38 |
| Henkel AG & Co. KGaA | 10482 |
37 |
| Mitsui Chemicals, Inc. | 3206 |
33 |
| Evonik Operations GmbH | 4060 |
31 |
| Rohm and Haas Company | 2910 |
29 |
| COATEX une société par actions simplifiée | 163 |
26 |
| DDP Specialty Electronic Materials US, LLC | 805 |
25 |
| Lubrizol Advanced Materials, Inc. | 953 |
23 |
| Momentive Performance Materials Inc. | 920 |
23 |
| Other owners | 1119 |