Patent application 14123260 (US), filed 2013-12-02
Publication number: US20140097049A1
Title: BRAKE LINING FOR RAILWAY VEHICLES AND DISC BRAKE EQUIPPED WITH THE SAME
CPC codes: F16D  55/22
B61H   5/00
F16D  65/092
Office action: rejection, dated 2015-10-14
Rejection reasons: obviousness_103
Prior art cited: ref_id: 5934418
ref_type: patent
severity: obviousness
ref_id: 8844686
ref_type: patent
severity: obviousness
Final disposition: granted (2015-10-14)