Patent application 14414667 (US), filed 2015-01-13
Publication number: US20150167424A1
Title: Deformable Plug and Seal Well System
CPC codes: E21B  33/10
E21B  33/1208
E21B2200/04
C09K   8/42
C09K   8/487
E21B  21/003
E21B  33/13
E21B  33/134
E21B  33/138
E21B  33/16
E21B  34/00
E21B  41/0042
Office action: rejection, dated 2015-10-16
Rejection reasons: obviousness_103
indefiniteness_112
Prior art cited: ref_id: 20140083702
ref_type: patent
severity: obviousness
ref_id: 20150060069
ref_type: patent
severity: obviousness
ref_id: 20090286910
ref_type: patent
severity: obviousness
Final disposition: granted (2015-10-16)