- All sections
- C - Chemistrymetallurgy
- C10N - Indexing scheme associated with subclass
- C10N 40/34 - Lubricating-sealants
Patent holdings for IPC class C10N 40/34
Total number of patents in this class: 45
10-year publication summary
|
3
|
3
|
4
|
6
|
1
|
2
|
0
|
2
|
7
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vallourec Oil and Gas France | 453 |
6 |
| Shell Internationale Research Maatschappij B.V. | 3546 |
3 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
3 |
| Haian Jide Electrical and Mechanical Technology Development Co., Ltd. | 5 |
3 |
| Shell Oil Company | 2138 |
2 |
| JFE Steel Corporation | 6874 |
2 |
| Nippon Steel Corporation | 6296 |
2 |
| Perlman Consulting, LLC | 6 |
2 |
| RTX Scientific, Incorporated | 19 |
2 |
| Toyo Drilube Co., Ltd. | 12 |
2 |
| Afton Chemical Corporation | 484 |
1 |
| Henkel IP & Holding GmbH | 566 |
1 |
| John Crane Inc. | 99 |
1 |
| Kyodo Yushi Co., Ltd. | 241 |
1 |
| Kyoto University | 2811 |
1 |
| The Lubrizol Corporation | 1290 |
1 |
| National Institute of Technology | 96 |
1 |
| National University Corporation Yokohama National University | 334 |
1 |
| Toyo Seikan Kaisha, Ltd. | 362 |
1 |
| UChicago Argonne, LLC | 919 |
1 |
| Other owners | 8 |