Patent application 13620135 (US), filed 2012-09-14
Publication number: US20130070728A1
Title: METHODS AND APPARATUS FOR IMPROVING A CALL FALLBACK USER EXPERIENCE
CPC codes: H04W  36/00224
H04W   8/02
H04W  76/30
Office action: rejection, dated 2015-10-19
Rejection reasons: obviousness_103
Prior art cited: ref_id: 20120322515
ref_type: patent
severity: obviousness
ref_id: 20110222509
ref_type: patent
severity: obviousness
ref_id: 20030134662
ref_type: patent
severity: obviousness
ref_id: 20100151863
ref_type: patent
severity: obviousness
Final disposition: granted (2015-10-19)