QUANTAGRIP.
Summary of public USPTO data
- Owner
- Quantagrip Incorporated
- Status
- Live/Registered
- Serial number
- 99621331
- Registration number
- 8431772
- Filing date
- 2026-01-29
- Registration date
- 2026-09-15
- International classes
- 9
Goods and services
Class 9
- Bone conduction earphones