- All sections
- C - Chemistry; metallurgy
- C10L - Fuels not otherwise provided for; natural gas; synthetic natural gas obtained by processes not covered by subclasses or ; liquefied petroleum gas; use of additives to fuels or fires; fire-lighters
- C10L 10/02 - Use of additives to fuels or fires for particular purposes for reducing smoke development
Patent holdings for IPC class C10L 10/02
Total number of patents in this class: 321
10-year publication summary
|
38
|
31
|
36
|
32
|
36
|
39
|
27
|
31
|
15
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NOx II, Ltd. | 50 |
15 |
| Innospec Limited | 308 |
13 |
| Lowcarbon Co., Ltd | 79 |
13 |
| Cerion, LLC | 38 |
10 |
| The Lubrizol Corporation | 1335 |
10 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
8 |
| California Institute of Technology | 3884 |
8 |
| Neste Oyj | 686 |
8 |
| Chevron U.S.A. Inc. | 3774 |
7 |
| Chevron Oronite Company LLC | 551 |
7 |
| Beijing Lankaibo Energy Technology Co., Ltd. | 9 |
6 |
| Envirofuels, LLC | 10 |
5 |
| ARQ Solutions (es), Inc. | 58 |
5 |
| Afton Chemical Corporation | 468 |
4 |
| Rhodia Operations | 1645 |
4 |
| Total Marketing Services | 487 |
4 |
| Vrc Technology, LLC | 4 |
4 |
| BP Oil International Limited | 91 |
3 |
| Efficient Fuel Solutions, LLC | 7 |
3 |
| ITEA S.p.A. | 29 |
3 |
| Other owners | 181 |