Patent application 13078553 (US), filed 2011-04-01
Publication number: US20120254217A1
Title: Enhanced Query Rewriting Through Click Log Analysis
CPC codes: G06F  16/9532
G06F  16/951
G06F  16/3338
Office action: rejection, dated 2015-10-15
Rejection reasons: obviousness_103
subject_matter_101
indefiniteness_112
Prior art cited: ref_id: 20100325133
ref_type: patent
severity: obviousness
ref_id: 20100274821
ref_type: patent
severity: obviousness
ref_id: 20090299964
ref_type: patent
severity: obviousness
ref_id: 20100082510
ref_type: patent
severity: obviousness
Final disposition: granted (2015-10-15)