Assignee

CROWN OIL TOOLS LLC

US·3 granted patents·11 citations·filing 2021–2023

Technology mixE21B3

Top patents by PatentIndex Score

3 records

0190US11473386B2Gravity actuated connection mechanism for high pressure wellhead applicationsCROWN OIL TOOLS LLC·Filed 2021·Granted Oct 18, 2022·6 cites·20 claims
0288US11859460B2Gravity actuated connection mechanism for high pressure wellhead applicationsCROWN OIL TOOLS LLC·Filed 2022·Granted Jan 2, 2024·3 cites·13 claims
0387US12209473B2Gravity actuated connection mechanism for high pressure wellhead applicationsCROWN OIL TOOLS LLC·Filed 2023·Granted Jan 28, 2025·2 cites·12 claims

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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →