Patent No. EP2150293 (titled "Method And Device For Checking The Correct Coupling Of A Supply Device To A Therapy Device") was filed by Fresenius Medical Care Deutschland on May 13, 2008. The application was issued on Feb 25, 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.
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.
Date
Description