US Trademark Classification US09 Scientific and electronic apparatus 光子集成芯片（PIC）（009-6707） Class 09 光子集成芯片（PIC） 009-6707 Chinese 光子集成芯片（PIC） English Photonic integrated chips (PICs) Term ID 009-6707 Class 09 Type Goods Status Active · added, not since modified (A) Effective date 2023-11-02 Version 12-2023