Patent No. EP2373201 (titled "Induction Cookware Identifying") was filed by Bose on Dec 2, 2009. The application was issued on May 31, 2017.

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 |
|---|---|---|
| AURIGIUM LEISCHNER & LUTHE PATENTANWALTE PARTNERSCHAFT MBB | Feb 27, 2018 | - |
| ZWILLING JA HENCKLES | Feb 26, 2018 | COHAUSZ HANNIG BORKOWSKI WISSGOTT |
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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