US Trademark Classification US41 Education and entertainment 歌词视频制作（041-2428） Class 41 歌词视频制作 041-2428 Chinese 歌词视频制作 English Production of lyric videos Term ID 041-2428 Class 41 Type Services Status Active · added, not since modified (A) Effective date 2022-03-03 Version 11-2022