Patent application 13330040 (US), filed 2011-12-19
Publication number: US20130087340A1
Title: CHEMOMECHANICAL TREATMENT FLUIDS AND METHODS OF USE
CPC codes: C09K   8/584
E21B  43/27
C09K   8/68
E21B  43/16
Office action: rejection, dated 2015-10-16
Rejection reasons: obviousness_103
Prior art cited: ref_id: 6776234
ref_type: patent
severity: obviousness
ref_id: 20090288825
ref_type: patent
severity: obviousness
ref_id: 20070029085
ref_type: patent
severity: obviousness
Final disposition: rejected (2015-10-16)