Patent No. EP3353274 (titled "Use Of High-Concentration Enzyme Granules For Increasing The Storage Stability Of Enzymes") was filed by Henkel on Sep 7, 2016. The application was issued on Nov 4, 2020.

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 |
|---|---|---|
| DANISCO | Aug 4, 2021 | MEWBURN ELLIS |
| THE PROCTER & GAMBLE | Aug 4, 2021 | RUSSELL |
| RECKITT BENCKISER | Jul 29, 2021 | PAREDES ROJAS |
| UNILEVER UNILEVER | Jul 27, 2021 | BROOIJMANS |
| DALLI WERKE | Jul 26, 2021 | F & E PATENT |
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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