- All sections
- C - Chemistrymetallurgy
- C10N - Indexing scheme associated with subclass
- C10N 30/02 - Pour-pointViscosity index
Patent holdings for IPC class C10N 30/02
Total number of patents in this class: 1164
10-year publication summary
|
41
|
42
|
99
|
86
|
91
|
72
|
79
|
81
|
109
|
66
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4285 |
157 |
| The Lubrizol Corporation | 1264 |
58 |
| Infineum International Limited | 454 |
47 |
| ExxonMobil Research And Engineering Company | 2391 |
43 |
| Shell Internationale Research Maatschappij B.V. | 3391 |
37 |
| ENEOS Corporation | 720 |
36 |
| Totalenergies Onetech | 1549 |
35 |
| Chevron Oronite Company LLC | 606 |
32 |
| JX Nippon Oil & Energy Corporation | 978 |
32 |
| ExxonMobil Chemical Patents Inc. | 3759 |
31 |
| Afton Chemical Corporation | 500 |
27 |
| ExxonMobil Technology and Engineering Company | 1416 |
27 |
| Dow Global Technologies LLC | 11051 |
25 |
| Mitsui Chemicals, Inc. | 3283 |
25 |
| BASF SE | 21318 |
23 |
| Total Marketing Services | 444 |
20 |
| Shell USA, Inc. | 1353 |
20 |
| Kyodo Yushi Co., Ltd. | 249 |
19 |
| SANYO Chemical Industries, Ltd. | 529 |
16 |
| Chevron U.S.A. Inc. | 4175 |
15 |
| Other owners | 439 |