Patent application 13193188 (US), filed 2011-07-28
Publication number: US20130025626A1
Title: POOL CLEANING APPARATUS AND RELATED METHODS
CPC codes: E04H   4/1609
Office action: rejection, dated 2015-10-15
Rejection reasons: obviousness_103
indefiniteness_112
double_patenting
Prior art cited: ref_id: 5473786
ref_type: patent
severity: obviousness
ref_id: 7392909
ref_type: patent
severity: obviousness
ref_id: 7155771
ref_type: patent
severity: obviousness
Final disposition: rejected (2015-10-15)