Patent application 14119209 (US), filed 2013-11-21
Publication number: US20140188050A1
Title: CHECK VALVE ARRANGEMENT
CPC codes: A61M   5/19
Y10T 137/87684
A61M   5/20
A61M   5/31546
A61M   5/345
A61M  39/22
A61M  39/24
A61M  39/26
A61M2005/2407
A61M2005/2474
A61M2005/2496
A61M2005/3128
A61M2039/248
F16K  15/044
Office action: rejection, dated 2015-10-14
Rejection reasons: obviousness_103
Prior art cited: ref_id: 9112950
ref_type: patent
severity: obviousness
ref_id: 6083202
ref_type: patent
severity: obviousness
Final disposition: granted (2015-10-14)