Patent application 13731069 (US), filed 2012-12-30
Publication number: US20130173583A1
Title: KEYWORD INDEX PRUNING
CPC codes: G06F  16/313
G06F  16/41
Office action: rejection, dated 2015-10-15
Rejection reasons: obviousness_103
Prior art cited: ref_id: 20120016863
ref_type: patent
severity: obviousness
ref_id: 20030014405
ref_type: patent
severity: obviousness
ref_id: 20090248682
ref_type: patent
severity: obviousness
Final disposition: pending (2015-10-15)