UPC_CoA_774/2024

LIGHT EMITTING DIODE

AppealsMain AppealCourt of AppealAppealCase Closed

Overview Decisions Citations Documents Timeline

Parties

Claimants

expert e-Commerce GmbH
expert klein GmbH

Reps: Dirk Jestaedt (KRIEGER MES Partnerschaft mbB); Bernhard Ganahl (HGF Europe LLP)

Respondents

Seoul Viosys Co., Ltd.

Reps: Bolko Ehlgen (Linklaters LLP); Dipl.-Phys. Olaf Isfort (Schneiders & Behrendt)

Judges

Rian Kalden
Patricia Rombach
Ingeborg Simonsson
Torsten Duhme
Max Tilmann

Patents

EP3926698

CPC codes: H10H20/0137, H10H20/82, H10H20/034, H10H20/0363, H10H20/816, H10H20/835, H10H20/819, H10H20/825, H10H20/84, H10H20/833, H10H20/8506, H10W72/227…

Sector: Semiconductor Devices

Outcome

Revoked

Filed: Dec 6, 2024

First decided: Oct 2, 2025

Language: German

German-language version of the Court of Appeal decision in the Seoul Viosys v expert appeal (counterclaim for revocation and infringement action). Claims 1, 4, 5, 6 and 9 of the patent (LED device, EP 698) revoked for added matter in force for Austria, Belgium, Germany, France, Italy, Luxembourg, Netherlands and Sweden. All infringement claims dismissed. Viosys ordered to bear costs of both instances for both the revocation and the infringement action.

Open on UPC Registry

Claims

At issue1, 4, 5, 6, 9

Revoked1, 4, 5, 6, 9

Notes: Same CoA decision as UPC_CoA_764/2024 (consolidated); claims 1, 4, 5, 6 and 9 of EP 3 926 698 revoked for added matter; infringement dismissed.