- 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: 2337
10-year publication summary
|
143
|
136
|
190
|
192
|
206
|
159
|
170
|
86
|
119
|
57
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21303 |
169 |
| Covestro Deutschland AG | 2831 |
150 |
| Dow Global Technologies LLC | 10930 |
99 |
| Sika Technology AG | 3002 |
96 |
| BASF Coatings GmbH | 1184 |
68 |
| PPG Industries Ohio, Inc. | 3329 |
61 |
| Huntsman International LLC | 694 |
58 |
| 3m Innovative Properties Company | 17488 |
53 |
| BYK-Chemie GmbH | 447 |
51 |
| Covestro LLC | 610 |
49 |
| Bayer MaterialScience AG | 713 |
44 |
| Mitsui Chemicals, Inc. | 3242 |
40 |
| Henkel AG & Co. KGaA | 10770 |
40 |
| Bostik SA | 677 |
40 |
| Evonik Operations GmbH | 4336 |
34 |
| COATEX une société par actions simplifiée | 175 |
27 |
| Rohm and Haas Company | 2946 |
26 |
| DDP Specialty Electronic Materials US, LLC | 850 |
24 |
| Covestro (Netherlands) B.V. | 295 |
24 |
| Lubrizol Advanced Materials, Inc. | 955 |
23 |
| Other owners | 1161 |