Patent No. EP2118489 (titled "Cartridge -Type Single-Screw Pump And Dye-Meter Equipped With Such Pump") was filed by Hero Europe on Mar 1, 2007. The application was issued on Jul 13, 2016.

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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