- 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 1/233 - Organic compounds containing nitrogen containing nitrogen in a heterocyclic ring containing nitrogen and oxygen in the ring, e.g. oxazoles
Patent holdings for IPC class C10L 1/233
Total number of patents in this class: 97
10-year publication summary
|
5
|
12
|
2
|
19
|
16
|
9
|
4
|
3
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BP Oil International Limited | 77 |
37 |
| BASF SE | 20933 |
16 |
| Total Marketing Services | 454 |
9 |
| Instituto Mexicano Del Petroleo | 222 |
5 |
| Chevron U.S.A. Inc. | 3955 |
3 |
| Chevron Oronite Company LLC | 572 |
3 |
| Afton Chemical Corporation | 483 |
2 |
| BL Technologies, Inc. | 834 |
2 |
| ENI S.p.A. | 1261 |
2 |
| Schülke & Mayr GmbH | 155 |
2 |
| Totalenergies Onetech | 1323 |
2 |
| General Electric Company | 13780 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3540 |
1 |
| Shell Oil Company | 2140 |
1 |
| Board of Regents of The Nevada System of Higher Education, on Behalf of The University of Nevada, Reno | 133 |
1 |
| Ecolab USA Inc. | 5480 |
1 |
| Innospec Limited | 338 |
1 |
| SK Energy Co., Ltd. | 180 |
1 |
| SK Innovation Co., Ltd. | 1340 |
1 |
| Tpat IP LLC | 24 |
1 |
| Other owners | 5 |