expert klein GmbH Operating company HQ: Germany
expert klein GmbH has been party to 17 Unified Patent Court cases, 7 times as claimant and 10 times as respondent. The most recent on record is UPC CoA 380/2025 at the Court of Appeal, against Seoul Viosys Co., Ltd. Its most recent decision on the merits was in UPC CoA 762/2024 at the Court of Appeal on 5 November 2025: patent revoked.
Krieger Mes & Graf von der Groeben 17
2025-04-28 UPC CoA 380/2025 Court of Appeal Procedural only expert e-Commerce GmbH v Seoul Viosys Co., Ltd. 2024-12-19 UPC CFI 823/2024 Dusseldorf LD — expert e-Commerce GmbH v Seoul Viosys Co., Ltd. 2024-12-19 UPC CFI 824/2024 Dusseldorf LD — expert klein GmbH v Seoul Viosys Co., Ltd. 2024-12-13 UPC CFI 677/2024 Dusseldorf LD Costs only Seoul Viosys Co., Ltd. v expert e-Commerce GmbH 2024-12-10 UPC CoA 762/2024 Court of Appeal Patent revoked Seoul Viosys Co., Ltd. v expert e-Commerce GmbH 2024-12-10 UPC CoA 773/2024 Court of Appeal Patent revoked Seoul Viosys Co., Ltd. v expert e-Commerce GmbH 2024-12-06 UPC CoA 764/2024 Court of Appeal Patent revoked expert klein GmbH v Seoul Viosys Co., Ltd. 2024-12-06 UPC CoA 774/2024 Court of Appeal Patent revoked expert e-Commerce GmbH v Seoul Viosys Co., Ltd. 2024-01-23 CC 3555/2024 Dusseldorf LD Patent revoked expert klein GmbH v Seoul Viosys Co., Ltd. 2024-01-23 CC 3580/2024 Dusseldorf LD — expert klein GmbH v Seoul Viosys Co., Ltd.