US Trademark Classification US16 Paper and stationery 便笺簿（016-993） Class 16 Memo pads 016-993 便笺簿 Chinese 便笺簿 English Memo pads Spanish Bloc de notas Term ID 016-993 Class 16 Type Goods Status Active · added, not since modified (A) Effective date 1994-10-01 Version 07-1997