Patent application 13902601 (US), filed 2013-05-24
Publication number: US20140345708A1
Title: DISPENSER NITROGEN PURGE
CPC codes: F17C  13/10
Y10T 137/6606
F17C2205/0355
F17C2221/014
F17C2221/033
F17C2223/0161
F17C2223/033
F17C2227/0304
F17C2227/0372
F17C2227/044
F17C2250/032
F17C2250/0439
F17C2250/0631
F17C2260/032
F17C2265/06
F17C2270/0139
Office action: rejection, dated 2015-10-16
Rejection reasons: anticipation_102
obviousness_103
indefiniteness_112
Prior art cited: ref_id: 1392997
ref_type: patent
severity: novelty_destroying
ref_id: 5301723
ref_type: patent
severity: novelty_destroying
ref_id: 3960206
ref_type: patent
severity: novelty_destroying
ref_id: 5632919
ref_type: patent
severity: novelty_destroying
ref_id: 1894285
ref_type: patent
severity: novelty_destroying
Final disposition: rejected (2015-10-16)