- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 71/04 - Polyurethanes
Patent holdings for IPC class C08G 71/04
Total number of patents in this class: 428
10-year publication summary
|
33
|
31
|
38
|
25
|
35
|
31
|
18
|
25
|
24
|
25
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20912 |
30 |
| Dow Global Technologies LLC | 10353 |
29 |
| Bostik SA | 646 |
15 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 369 |
15 |
| Centre National de La Recherche Scientifique | 10418 |
12 |
| Covestro Deutschland AG | 2747 |
12 |
| Henkel AG & Co. KGaA | 10568 |
9 |
| Agency for Science, Technology and Research | 3610 |
9 |
| Ukima Chemicals & Color Mfg. Co., Ltd. | 28 |
9 |
| Arkema France | 4102 |
8 |
| Universite de Liege | 258 |
8 |
| Alliance for Sustainable Energy, LLC | 797 |
7 |
| National University Corporation Kobe University | 525 |
6 |
| Agc, Inc. | 4820 |
6 |
| PPG Industries Ohio, Inc. | 3454 |
5 |
| BASF Coatings GmbH | 1196 |
5 |
| The University of Akron | 651 |
5 |
| Northwestern University | 3385 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3461 |
4 |
| Centre National de La Recherche Scientifique (cnrs) | 3121 |
4 |
| Other owners | 226 |