Metamaterial Sound Insulation Device
Patent No. EP4111443 (titled "Metamaterial Sound Insulation Device") was filed by Adler EVO on Feb 24, 2021. The application was issued on Oct 22, 2025.
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EP4111443
- Application Number
- EP21712722A
- Filing Date
- Feb 24, 2021
- Status
- Granted And Under Opposition
- Sep 19, 2025
- Publication Date
- Oct 22, 2025
- External Links
- Slate, Register , Google Patents