- All sections
- C - Chemistrymetallurgy
- C10C - Working-up tar, pitch, asphalt, bitumenpyroligneous acid
- C10C 3/04 - Working-up pitch, asphalt, bitumen by chemical means by blowing or oxidising
Patent holdings for IPC class C10C 3/04
Total number of patents in this class: 64
10-year publication summary
|
2
|
1
|
7
|
5
|
6
|
4
|
4
|
5
|
6
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bmic LLC | 721 |
7 |
| ExxonMobil Research And Engineering Company | 2589 |
6 |
| OCI Company Ltd. | 146 |
5 |
| Building Materials Investment Corporation | 139 |
4 |
| Korea Research Institute of Chemical Technology | 1384 |
4 |
| ExxonMobil Technology and Engineering Company | 1057 |
4 |
| Owens Corning Intellectual Capital, LLC | 1629 |
3 |
| Saudi Arabian Oil Company | 12911 |
3 |
| Yara International ASA | 841 |
3 |
| Total France | 17 |
2 |
| Flex Products LLC | 2 |
2 |
| Epsilon Advanced Materials Pvt Ltd | 9 |
2 |
| ACP Technologies, LLC | 7 |
2 |
| LG Chem, Ltd. | 17581 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3553 |
1 |
| Shell Oil Company | 2141 |
1 |
| Asphalt Technology LLC | 1 |
1 |
| Expander Energy Inc. | 55 |
1 |
| Kyushu University, National University Corporation | 1648 |
1 |
| Obshchestvo S Ogranichennoy Otvetstvennost'yu "obedinennaya Kompaniya RUSAL Inzhenerno-tekhnologicheskiy Tsentr" | 131 |
1 |
| Other owners | 10 |