- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 47/04 - Formaldehyde
Patent holdings for IPC class C07C 47/04
Total number of patents in this class: 98
10-year publication summary
|
5
|
5
|
7
|
4
|
11
|
6
|
8
|
7
|
6
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson Matthey Public Limited Company | 1850 |
10 |
| BASF SE | 20933 |
8 |
| Arkema France | 4110 |
4 |
| Celanese International Corporation | 909 |
3 |
| Celanese Sales Germany GmbH | 132 |
3 |
| Johnson Matthey Davy Technologies Limited | 273 |
3 |
| Haldor Topsøe A/S | 659 |
3 |
| Topsoe A/S | 891 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 31375 |
2 |
| Ajou University Industry-academic Cooperation Foundation | 1039 |
2 |
| Eastman Chemical Company | 2217 |
2 |
| Enerkem Inc. | 84 |
2 |
| Lucite International UK Limited | 49 |
2 |
| Lyondell Chemical Technology, L.P. | 263 |
2 |
| Polyplastics Co., Ltd. | 603 |
2 |
| SABIC Global Technologies B.V. | 4341 |
2 |
| The Regents of the University of California | 19918 |
1 |
| ExxonMobil Research And Engineering Company | 2573 |
1 |
| BASF Corporation | 1720 |
1 |
| FUJIFILM Corporation | 29367 |
1 |
| Other owners | 41 |