Patent application 14111719 (US), filed 2013-12-02
Publication number: US20140076049A1
Title: SYSTEM AND METHOD FOR MONITORING MOVEMENT IN STRATA
CPC codes: E21F  17/185
G01P  13/00
Y10T  29/49716
Office action: rejection, dated 2015-10-16
Rejection reasons: obviousness_103
indefiniteness_112
Prior art cited: ref_id: 5910763
ref_type: patent
severity: obviousness
ref_id: 20040075552
ref_type: patent
severity: obviousness
Final disposition: rejected (2015-10-16)