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Clearfrac Trademarks
CLEARFRAC
Polymer-free oil and gas well treatment fluids, sold to well operators, for use in stimulating hydrocarbon production
Cancelled
·
June 13, 2001
·
76271065
·
CLEARFRAC
polymer-free chemical compound for use as a well treatment fluid in hydrocarbon well stimulation
Abandoned
·
November 13, 1998
·
75588074
·
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