- All sections
- C - Chemistry; metallurgy
- 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: 387
10-year publication summary
49
|
33
|
31
|
38
|
25
|
35
|
30
|
18
|
24
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Dow Global Technologies LLC | 10147 |
30 |
BASF SE | 19740 |
29 |
Bostik SA | 602 |
16 |
Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 354 |
15 |
Centre National de La Recherche Scientifique | 9632 |
13 |
Henkel AG & Co. KGaA | 10129 |
10 |
Covestro Deutschland AG | 2429 |
10 |
Agency for Science, Technology and Research | 3512 |
9 |
Ukima Chemicals & Color Mfg. Co., Ltd. | 28 |
9 |
Arkema France | 3790 |
7 |
Universite de Liege | 261 |
7 |
BASF Coatings GmbH | 1128 |
6 |
3m Innovative Properties Company | 18406 |
5 |
PPG Industries Ohio, Inc. | 3430 |
5 |
Alliance for Sustainable Energy, LLC | 698 |
5 |
The University of Akron | 674 |
5 |
National University Corporation Kobe University | 460 |
4 |
Agc, Inc. | 4029 |
4 |
Centre National de La Recherche Scientifique (cnrs) | 3191 |
4 |
Northwestern University | 3112 |
3 |
Other owners | 191 |