Patent No. EP1944322 (titled "Treatment Of Tnf Alpha Related Disorders") was filed by Abbott Biotechnology on Jul 18, 2003. The application was issued on Mar 11, 2015.

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 |
|---|---|---|
| APPELT | Dec 11, 2015 | ENGELHARD |
| HOFFMANN EITLE | Dec 11, 2015 | - |
| PAJARO | Dec 11, 2015 | ALT, MICHAEL HELMUT |
| PFIZER | Dec 11, 2015 | ROYLE, MATTHEW CHARLES JAMES |
| BREUER | Dec 10, 2015 | - |
| PHARMACEUTICAL WORKS POLPHARMA SA | Dec 10, 2015 | NEUEFEIND |
| STADA ARZNEIMITTEL | Dec 10, 2015 | NEUEFEIND |
| TEVA PHARMACEUTICAL INDUSTRIES LTD | Dec 10, 2015 | D YOUNG |
| GENERICS UK | Dec 9, 2015 | POHLMAN |
| POTTER CLARKSON | Dec 9, 2015 | POTTER CLARKSON |
| SANOVEL IIAC SAN VE TIC | Dec 9, 2015 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB |
| KILBURN & STRODE | Nov 16, 2015 | LEE |
| AMGEN | Nov 6, 2015 | DORRIES |
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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