Patent No. EP3256402 (titled "Packaging Unit Of Foamed Moulded Fiber Material And Method For Manufacturing Such Packaging Unit") was filed by Huhtamaki Molded Fiber Technology on Feb 10, 2016. The application was issued on Apr 10, 2019.

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 |
|---|---|---|
| BRODRENE HARTMANN | Jan 9, 2020 | BUDDE SCHOU |
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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