US Trademark Classification US09 Scientific and electronic apparatus 电子电路，即触发器（009-6268） Class 09 电子电路，即触发器 009-6268 Chinese 电子电路，即触发器 English Electronic circuits, namely, flip-flops Term ID 009-6268 Class 09 Type Goods Status Active · added, not since modified (A) Effective date 2022-03-31 Version 11-2022