How many patents does china petroleum pipeline bureau have?
Answer: China Petroleum Pipeline Bureau has 907 patents for the period 2009 - 2023.
There are 719 patent families with 198 granted patents and 709 applications patents.
The key filing countries are CN: 899 | EP: 3 | US: 2 | WO: 2 | RoW: 1.
families
719
patents
907
granted
198
applications
709
CN
899
EP
3
US
2
WO
2
RoW
1
You are viewing a limited version of the company patent data and analysis.
To see all the available company data, and analysis, you need to have an active subscription.
We are currently nearing the launch date and have set up a wait list.
Please add yourself to the wait list to be kept informed.
Join the wait list