Patent No. EP1846030 (titled "Fixed Dosing Of Her Antibodies") was filed by Genentech on Jun 15, 2005. The application was issued on Nov 21, 2018.

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 |
|---|---|---|
| LEEMING | Aug 21, 2019 | J A KEMP |
| DR H ULRICH DORRIES | Aug 20, 2019 | DORRIES |
| DR H ULRICH DORRIES | Aug 20, 2019 | DORRIES, HANS ULRICH , DF-MP DORRIES FRANK-MOLNIA & POHLMAN |
| BREUER | Aug 19, 2019 | BREUER |
| KONIG SZYNKA TILMANN VON RENESSE | Aug 15, 2019 | ROTH |
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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