Patent No. EP2847378 (titled "Motor Vehicle Parts") was filed by Adler Pelzer Holding on Apr 29, 2013. The application was issued on Dec 11, 2024.
A motor vehicle carpet material structure for sound insulation comprising a single-material PET system, where the fiber binding is a PET dispersion that enables both optimal bonding and steam/heat processing to achieve the desired fiber bulk. The structure consists of PET fiber material with high recycled content, allowing for complete reprocessing and meeting sustainability requirements.

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 |
|---|---|---|
| AECHTER | Sep 10, 2025 | TER MEER STEINMEISTER & PARTNER GBR |
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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