Assignee
ALLEN BARRETT
1 granted patent·1 pending application·7 citations·filing 2008–2017
Top patents by PatentIndex Score
2 records- 0143US7770666B2Drilling fluid containing a recoverable lost circulation material and method of using and recovering the sameALLEN BARRETT·Filed 2008·Granted Aug 10, 2010·7 cites·5 claims
- 0220US2017335643A1Drilling system using drill beads and method of using and recovering the sameALLEN BARRETT·Filed 2017·Application pending·0 cites
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