Patent No. EP1962797 (titled "Powder Compositions For Inhalation") was filed by Jagotec on Dec 12, 2006. The application was issued on May 29, 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 CHARLES HASSA PECKMANN UND PARTNER MBB | Jul 28, 2021 | ISARPATENT |
| AERA | Jul 22, 2021 | AERA |
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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