US Trademark Classification US11 Lighting, heating and air conditioning 照明灯管（011-694） Class 11 照明灯管 011-694 Chinese 照明灯管 English Lighting tubes Spanish Tubos de iluminación Term ID 011-694 Class 11 Type Goods Status Active · added, not since modified (A) Effective date 2005-08-01 Version 08-2002