- 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 1/222 - Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond
Patent holdings for IPC class C10L 1/222
Total number of patents in this class: 405
10-year publication summary
|
38
|
24
|
26
|
31
|
27
|
35
|
26
|
32
|
26
|
21
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Innospec Limited | 308 |
55 |
| BASF SE | 19740 |
53 |
| The Lubrizol Corporation | 1335 |
45 |
| Afton Chemical Corporation | 468 |
28 |
| Chevron U.S.A. Inc. | 3774 |
18 |
| Chevron Oronite Company LLC | 551 |
17 |
| Total Marketing Services | 487 |
17 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
9 |
| Clariant International Ltd. | 978 |
7 |
| Nouryon Chemicals International B.V. | 508 |
7 |
| Flexsys Holdings, Inc. | 22 |
7 |
| Innospec Fuel Specialties LLC | 33 |
5 |
| Polar Molecular Corporation | 7 |
5 |
| Baker Hughes Holdings LLC | 3060 |
5 |
| Shell Oil Company | 2196 |
4 |
| Cerion, LLC | 38 |
4 |
| Dorf Ketal Chemicals (India) Private Limited | 81 |
4 |
| Ecolab USA Inc. | 5190 |
4 |
| Instituto Mexicano Del Petroleo | 213 |
4 |
| Quadrise International Limited | 14 |
4 |
| Other owners | 103 |