Patent No. EP3140332 (titled "A Formulation And Lens Manufacturing Process For The Production Of Intraocular Lens (Iol)") was filed by Tubitak on May 7, 2015. The application was issued on Feb 12, 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 |
|---|---|---|
| JOHNSON & JOHNSON SURGICAL VISION | Nov 12, 2020 | CARPMAELS & RANSFORD |
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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