Patent holdings for IPC class C01G 45/04

Total number of patents in this class: 3

10-year publication summary

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2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Aramco Services Company
4194
1
China University of Petroleum (Beijing)
304
1
Saudi Arabian Oil Company
14275
1
Other owners 0