Patent No. EP3631085 (titled "Method For Manufacturing A 3-Dimensional Shaped Product From A Fluff Pulp Material And Such Product") was filed by Huhtamaki Molded Fiber Technology on Jun 1, 2018. The application was issued on Mar 31, 2021.

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 | Dec 30, 2021 | BUDDE SCHOU |
| HARTMANN PACKAGING | Dec 30, 2021 | BUDDE SCHOU |
| THE LOOP FACTORY | Dec 30, 2021 | BRANN |
| PULPAC | Dec 28, 2021 | ZACCO SWEDEN |
| STORA ENSO OYJ | Dec 20, 2021 | GLINDELL |
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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