Device for protecting the human sensory hearing system while retaining quality sound
US11266531B2 · kind B2 · utility
2Cited by
62References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 2016 |
| Grant date | Mar 8, 2022 |
| Priority date | — |
| Expiry date | May 2, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0039
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present disclosure describes a cost-effective earplug device that delivers minimally distorted sound, offers sound protection, can fit most users, and can protect human hearing from dangerously-high acoustic levels without the cost or inconvenience of a custom earplug.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.