Patent No. EP4052106 (titled "Assistance Method For The Execution Of A Format Change In An Automatic Machine For Manufacturing Or Packing Smoking, Hygiene, Food, Or Pharmaceutical Products And Respective Automatic Machine") was filed by GD Societa PER Azioni on Oct 28, 2020. The application was issued on Dec 6, 2023.

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 |
|---|---|---|
| BALLUFF | Sep 2, 2024 | JAKELSKI & ALTHOFF PATENTANWALTE PARTG MBB |
| FOCKE | Aug 29, 2024 | AULICH |
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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