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The patent EP2491267 was granted to Federal Mogul Products on Apr 13, 2022. The application was filed on Oct 23, 2009 under application number EP09850674A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 | Opposition Status |
|---|---|---|---|
| VRI VERBAND DER REIBBELAGINDUSTRIE EV | Apr 25, 2019 | IPSILON BENELUX | - |
| HARGUTH | Apr 18, 2019 | PREU | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | EP1081406 |
| EXAMINATION | US2002012783 |
| EXAMINATION | US2004164438 |
| EXAMINATION | US2006151268 |
| INTERNATIONAL-SEARCH-REPORT | KR0149747B |
| INTERNATIONAL-SEARCH-REPORT | KR20080002748U |
| INTERNATIONAL-SEARCH-REPORT | US2002033315 |
| INTERNATIONAL-SEARCH-REPORT | US2004140167 |
| OPPOSITION | EP1273819 |
| OPPOSITION | JP2001311071 |
| OPPOSITION | JP2002241737 |
| OPPOSITION | JP2004204904 |
| OPPOSITION | JP2005009620 |
| OPPOSITION | JPH06303185 |
| OPPOSITION | US2001025064 |
| OPPOSITION | US2001027073 |
| OPPOSITION | US2002033315 |
| OPPOSITION | US2002169231 |
| OPPOSITION | US2005014862 |
| OPPOSITION | US2006151268 |
| OPPOSITION | US2008156226 |
| OPPOSITION | US2020014862 |
| OPPOSITION | US5336931 |
| OPPOSITION | US5339931 |
| SEARCH | EP1441143 |
| SEARCH | JP2000345142 |
| SEARCH | US5098758 |
| SEARCH | US6534565 |
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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Request for entry into the European phase
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Copy of the international search report
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Published international application - A1
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