- 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: 454
10-year publication summary
|
29
|
36
|
25
|
32
|
30
|
16
|
24
|
24
|
43
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21113 |
31 |
| Dow Global Technologies LLC | 10770 |
27 |
| Bostik SA | 664 |
15 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 369 |
15 |
| Centre National de La Recherche Scientifique | 10865 |
12 |
| Covestro Deutschland AG | 2800 |
12 |
| Universite de Liege | 257 |
10 |
| Henkel AG & Co. KGaA | 10715 |
9 |
| Ukima Chemicals & Color Mfg. Co., Ltd. | 26 |
9 |
| Agency for Science, Technology and Research | 3690 |
8 |
| Arkema France | 4181 |
8 |
| National University Corporation Kobe University | 555 |
6 |
| Agc, Inc. | 5302 |
6 |
| PPG Industries Ohio, Inc. | 3354 |
5 |
| BASF Coatings GmbH | 1209 |
5 |
| The University of Akron | 634 |
5 |
| Northwestern University | 3501 |
4 |
| Alliance for Sustainable Energy, LLC | 306 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3587 |
4 |
| Centre National de La Recherche Scientifique (cnrs) | 3056 |
4 |
| Other owners | 255 |