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Patent No. EP3995334 (titled "Electrobus") was filed by Carrosserie Hess on Nov 6, 2020. The application was issued on Jan 22, 2025.
Electric bus with an electric drive, wherein the passenger compartment behind the second axle is free of drive components, allowing for maximum usable space and easy access to drive components.

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 |
|---|---|---|
| MAN TRUCK & BUS | Oct 22, 2025 | - |
| SOLARIS BUS & COACH SP Z OO | Oct 22, 2025 | GRUNECKER PATENT |
| STUDIO TORTA | Oct 21, 2025 | STUDIO TORTA |
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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