Patent application 13651668 (US), filed 2012-10-15
Publication number: US20130096851A1
Title: Filling level measurement device and method for determining a functional relationship between different tracks
CPC codes: G01F  23/284
G01F  23/296
G01S   7/2923
G01S  13/70
Office action: rejection, dated 2015-10-13
Rejection reasons: obviousness_103
subject_matter_101
indefiniteness_112
Prior art cited: ref_id: 20120035867
ref_type: patent
severity: obviousness
ref_id: 20100307251
ref_type: patent
severity: obviousness
ref_id: 20130132005
ref_type: patent
severity: obviousness
ref_id: 20120174664
ref_type: patent
severity: obviousness
Final disposition: rejected (2015-10-13)