Patent No. EP3820625 (titled "Device For Dispensing A Fluid Product, And Method For Filling And For Plugging Same") was filed by Aptar France on Jul 11, 2019. The application was issued on Mar 13, 2024.

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 |
|---|---|---|
| BOULT WADE TENNANT | Dec 12, 2024 | BOULT WADE TENNANT |
| DR SCHON | Dec 12, 2024 | DR SCHON |
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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