Patent application 14683365 (US), filed 2015-04-10
Publication number: US20150322638A1
Title: STRUCTURAL LINING SYSTEM
CPC codes: E02B   5/02
E02B   3/12
E02B   5/00
E02B  13/00
Office action: rejection, dated 2015-10-16
Rejection reasons: indefiniteness_112
Final disposition: granted (2015-10-16)