Technological research in the field of smartphone screen fingerprint recognition
- 条目编号
- 042-3522
- 所属类别
- 第42类 科技服务
- 状态
- 有效（A）
- 类型
- 服务
- 生效日期
- 08/07/2025
- 尼斯版本
- 12-2025
- TM5 通用条目
- 否
官方备注
These services are classified in Class 42 because "technological services" appears in the Nice Class 42 Heading. However, USPTO policy requires specification of the subject matter for this type of research.
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