Patent No. EP3362377 (titled "Capsule And Device For Preparing Beverages And Method For Manufacturing A Capsule") was filed by Advanced Technology Assets on Oct 13, 2015. The application was issued on Dec 7, 2022.
A capsule for preparing beverages, comprising a housing with a peripheral wall, bottom wall, and engaging edge, and a closing element connected to the engaging edge. The closing element is a laminated foil comprising a weakened layer with a weakened area, a carrier layer of paper or a similar material, and an oxygen barrier layer. The foil is designed to tear in a controlled manner when subjected to pressure during beverage preparation, allowing the beverage to flow from the capsule.

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 |
|---|---|---|
| WILSON GUNN | Sep 7, 2023 | WILSON GUNN |
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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