Technological research in the field of smartphone screen fingerprint recognition 042-3522
智能手机屏下指纹识别领域的技术研究
Chinese
智能手机屏下指纹识别领域的技术研究
English
Technological research in the field of smartphone screen fingerprint recognition
Spanish
Investigación tecnológica en el campo del reconocimiento de huellas dactilares en pantallas de teléfonos inteligentes
- Term ID
- 042-3522
- Class
- 42
- Type
- Services
- Status
- Active · added, not since modified (A)
- Effective date
- 2025-08-07
- Version
- 12-2025
Official English notes
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.