- All sections
- C - Chemistry; metallurgy
- 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: 2233
10-year publication summary
|
146
|
117
|
143
|
136
|
190
|
191
|
202
|
151
|
144
|
23
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
157 |
| Covestro Deutschland AG | 2429 |
115 |
| Dow Global Technologies LLC | 10147 |
106 |
| Sika Technology AG | 2650 |
93 |
| BASF Coatings GmbH | 1128 |
69 |
| Huntsman International LLC | 708 |
63 |
| PPG Industries Ohio, Inc. | 3430 |
57 |
| 3m Innovative Properties Company | 18406 |
55 |
| Bayer MaterialScience AG | 874 |
52 |
| Covestro LLC | 577 |
50 |
| BYK-Chemie GmbH | 437 |
49 |
| Henkel AG & Co. KGaA | 10129 |
37 |
| Bostik SA | 602 |
37 |
| Mitsui Chemicals, Inc. | 3134 |
29 |
| Evonik Operations GmbH | 3879 |
29 |
| Rohm and Haas Company | 2805 |
27 |
| Lubrizol Advanced Materials, Inc. | 949 |
27 |
| COATEX une société par actions simplifiée | 150 |
23 |
| Covestro Intellectual Property GmbH & Co. KG | 501 |
23 |
| Momentive Performance Materials Inc. | 861 |
22 |
| Other owners | 1113 |