Katy, Texas
United States
3
2018-02-08
The entities that hold a legal rights for patent applications filed by inventor Vaughn Derek:
Derek Vaughn from Katy, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Methods and compositions for use in oil and/or gas wells
#2 | 2017-03-16Methods and compositions for use in oil and/or gas wells
#3 | 2015-11-19Methods and compositions for use in oil and/or gas wells
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