Assignee
OESTERBERG MARCUS
US·3 granted patents·36 citations·filing 2010–2012
Technology mixE21B3
Top patents by PatentIndex Score
3 records- 0192US9080399B2Earth-boring tools including retractable pads, cartridges including retractable pads for such tools, and related methodsOESTERBERG MARCUS·Filed 2011·Granted Jul 14, 2015·16 cites·13 claims
- 0291US8444344B2Temporary containment of oil wells to prevent environmental damageOESTERBERG MARCUS·Filed 2010·Granted May 21, 2013·17 cites·28 claims
- 0368US9255448B2Reaming shoe for increased borehole clearance and method of useOESTERBERG MARCUS·Filed 2012·Granted Feb 9, 2016·3 cites·26 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →