Patent application 13375851 (US), filed 2011-12-23
Publication number: US20120112102A1
Title: PRESSURIZABLE SEALING ELEMENT
CPC codes: F16K   7/02
F16K   7/10
Office action: rejection, dated 2015-10-15
Rejection reasons: obviousness_103
indefiniteness_112
Prior art cited: ref_id: 3870085
ref_type: patent
severity: obviousness
ref_id: 5209266
ref_type: patent
severity: obviousness
ref_id: 20040216794
ref_type: patent
severity: obviousness
ref_id: 4612961
ref_type: patent
severity: obviousness
Final disposition: granted (2015-10-15)