US Trademark Classification US19 Building materials 焦油沥青和沥青（019-712） Class 19 焦油沥青和沥青 019-712 Chinese 焦油沥青和沥青 English Pitch and bitumen Spanish Brea y betún Term ID 019-712 Class 19 Type Goods Status Active · added, not since modified (A) Effective date 2007-11-15 Version 09-2007