Patent No. EP3571290 (titled "Media And Methods For Enhancing The Survival And Proliferation Of Stem Cells") was filed by Stemcell Canada on Jan 23, 2018. The application was issued on Apr 10, 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 |
|---|---|---|
| COHAUSZ & FLORACK PATENT UND RECHTSANWALTE PARTNERSCHAFTSGESELLSCHAFT MBB | Dec 19, 2024 | COHAUSZ & FLORACK |
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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