Patent No. EP3754729 (titled "Solar Cell Module Comprising Perovskite Solar Cell And Manufacturing Method Thereof") was filed by LG Electronics on Jan 31, 2019. The application was issued on Jan 24, 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 |
|---|---|---|
| ISARPATENT PATENT UND RECHTSANWALTE BARTH HASSA PECKMANN UND PARTNER MBB | Sep 20, 2024 | ISARPATENT |
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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