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The patent EP2746532 was granted to Pierburg Pump Technology on Feb 14, 2018. The application was filed on Dec 19, 2012 under application number EP12198156A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| SCHWABISCHE HUTTENWERKE AUTOMOTIVE | Nov 14, 2018 | SSM SANDMAIR | ADMISSIBLE |
| ZF CV SYSTEMS EUROPE | Nov 14, 2018 | EISENFUHR SPEISER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE29924585U |
| OPPOSITION | DE19844904 |
| OPPOSITION | DE19964598 |
| OPPOSITION | DE19981942 |
| OPPOSITION | DE29924585U |
| OPPOSITION | DE3139232 |
| OPPOSITION | DE4325285 |
| OPPOSITION | DE8509505U |
| OPPOSITION | JP2000161270 |
| OPPOSITION | JP2005163607 |
| OPPOSITION | JPH068788U |
| OPPOSITION | JPS6110987U |
| OPPOSITION | US1244533 |
| OPPOSITION | US2002150489 |
| OPPOSITION | WO0207274 |
| OPPOSITION | WO02097274 |
| OPPOSITION | WO03030296 |
| OPPOSITION | WO2005001293 |
| OPPOSITION | WO2006042493 |
| OPPOSITION | WO2010025800 |
| SEARCH | US2002150489 |
| SEARCH | WO02097274 |
| SEARCH | WO2006042493 |
| SEARCH | WO2010025800 |
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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Decision to grant a European patent
Search/Exam
Nov 13, 2017
(Electronic) Receipt
Search/Exam
Nov 13, 2017
English translation of the claims
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French translation of claims
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Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Description
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Description
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Annex to the communication
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Mar 14, 2017
Communication from the Examining Division
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Mar 6, 2017
Examination started
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Amendments received before examination
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Dec 10, 2014
Payment of fees and costs
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Dec 10, 2014
Payment of fees and costs
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Notification of forthcoming publication
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European search opinion
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European search report
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Communication to designated inventor
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Abstract
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Claims
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Dec 19, 2012
Description
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Designation of inventor
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Dec 19, 2012
Drawings
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Dec 19, 2012
Request for grant of a European patent
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