Patent No. EP4069813 (titled "Biodedradable Package Containing Water-Soluble Capsules") was filed by Unilever on Nov 2, 2020. The application was issued on Sep 13, 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 |
|---|---|---|
| THE PROCTER & GAMBLE | Jun 11, 2024 | GILL JENNINGS & EVERY |
| THE PROCTER & GAMBLE | Jun 11, 2024 | P&G PATENT BELGIUM UK |
| HENKEL | Jun 5, 2024 | KBN |
| HENKEL | Jun 5, 2024 | PATENTANWALTE BAUER VORBERG KAYSER |
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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