- All sections
- C - Chemistrymetallurgy
- C10L - Fuels not otherwise provided fornatural gassynthetic natural gas obtained by processes not covered by subclasses or liquefied petroleum gas use of additives to fuels or fires fire-lighters
- C10L 1/189 - Carboxylic acidsSalts thereof having at least one carboxyl group bound to an aromatic carbon atom
Patent holdings for IPC class C10L 1/189
Total number of patents in this class: 32
10-year publication summary
|
0
|
1
|
4
|
4
|
1
|
1
|
2
|
0
|
6
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21318 |
7 |
| Innospec Limited | 418 |
6 |
| Shell Internationale Research Maatschappij B.V. | 3391 |
2 |
| Shell Oil Company | 2064 |
2 |
| Chevron Oronite Company LLC | 606 |
2 |
| Adeka Corporation | 1389 |
2 |
| 3m Innovative Properties Company | 17450 |
1 |
| Chevron U.S.A. Inc. | 4175 |
1 |
| Afton Chemical Corporation | 500 |
1 |
| GS Caltex Corporation | 160 |
1 |
| Infineum International Limited | 454 |
1 |
| Universitat Regensburg | 105 |
1 |
| Bundesanstalt für Materialforschung und -prüfung (BAM) | 27 |
1 |
| Gfbiochemicals IP Assets B.V. | 15 |
1 |
| Barentz North America, LLC | 72 |
1 |
| Shell USA, Inc. | 1353 |
1 |
| Shell Internationale Research Maatschappij B.V. | 13 |
1 |
| Other owners | 0 |