Patent No. EP2796651 (titled "System Of A Building With Multiple Closing Devices") was filed by Brose Fahrzeugteile GmbH & Co. KG, Coburg on Apr 23, 2014. The application was issued on Nov 15, 2023.

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 |
|---|---|---|
| AUMULLER AUMATIC | Aug 16, 2017 | ERNICKE |
| GEZE | Aug 16, 2017 | MANITZ FINSTERWALD PATENT- UND RECHTSANWALTSPARTNERSCHAFT MBB |
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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