Patent No. EP3550795 (titled "Methods And Systems For Protecting A Secured Network") was filed by Centripetal on Apr 7, 2015. The application was issued on Jun 2, 2021.

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 |
|---|---|---|
| PALO ALTO NETWORKS | Jun 15, 2022 | SCHMID |
| KEYSIGHT DEUTSCHLAND | May 27, 2022 | SAMSON & PARTNER PATENTANWALTE MBB |
| CISCO SYSTEMS | May 23, 2022 | BARDEHLE PAGENBERG PARTNERSCHAFT MBB PATENTANWALTE RECHTSANWALTE |
| IXIA | Mar 2, 2022 | SAMSON & PARTNER PATENTANWALTE 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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