Patent holdings for IPC class C10G 73/22

Total number of patents in this class: 5

10-year publication summary

0
0
0
1
0
0
0
0
1
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
China University of Petroleum(east China)
17
2
ExxonMobil Research And Engineering Company
2402
1
Evonik Oil Additives GmbH
45
1
PetroChina Company Limited
885
1
Other owners 0