T 0174/21 (Real-ear to coupler difference/SONOVA) of 05.12.2023
- European Case Law Identifier
- ECLI:EP:BA:2023:T017421.20231205
- Date of decision
- 5 December 2023
- Case number
- T 0174/21
- Petition for review of
- -
- Application number
- 11790853.3
- IPC class
- A61B 5/00H04R 25/00A61B 5/12
- Language of proceedings
- English
- Distribution
- No distribution (D)
- Download
- Decision in English
- OJ versions
- No OJ links found
- Other decisions for this case
- -
- Abstracts for this decision
- Abstract on EPC2000 Art 083
- Application title
- A method of estimating an acoustic transfer quantity by employing a hearing instrument, and hearing instrument therefor
- Applicant name
- Sonova AG
- Opponent name
- Oticon A/S / GN Hearing A/S / Widex A/S
- Board
- 3.5.03
- Headnote
- -
- Relevant legal provisions
- European Patent Convention Art 100(b)European Patent Convention Art 83
- Keywords
- Sufficiency of disclosure - main and 1st to 7th auxiliary requests (no): disclosure of "at least one way" but not over the "whole scope claimed"
Remittal of the caseRemittal - (no): alleged ex officio objection under Art. 114(1) EPC is per se no "special reason" - Catchword
- -
- Citing cases
- -
Order
For these reasons it is decided that:
1. The decision under appeal is set aside.
2. The patent is revoked.