Patent No. EP4249647 (titled "Electrolytic Medium, Electropolishing Process Using Such Electrolytic Medium And Device To Carry It Out") was filed by Drylyte on Nov 30, 2021. The application was issued on Feb 26, 2025.
Latest UPC cases involving this patent.
| Case Number | Filing Date | Plaintiff | Proceeding Type |
|---|---|---|---|
| UPC_CFI_660/2025 | Jul 17, 2025 | Steros GPA Innovative SL | Infringement |
| UPC_CFI_656/2025 | Jul 16, 2025 | Steros GPA Innovative SL | Generic |
| UPC_COA_581/2025 | Jun 27, 2025 | Otec Prazisionsfinish | Generic |
| UPC_COA_579/2025 | Jun 27, 2025 | Otec Prazisionsfinish | Appeal |
| UPC_CFI_281/2025 | Mar 26, 2025 | Steros GPA Innovative SL | Provisional Measures |

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative |
|---|---|---|
| OTEC PRAZISIONSFINISH | Oct 28, 2025 | LICHTI PATENTANWALTE PARTNERSCHAFT MBB |
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
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