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The patent EP1751504 was granted to VSE Volumentechnik on Feb 26, 2020. The application was filed on Jun 6, 2005 under application number EP05749619A. 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 |
|---|---|---|---|
| KRACHT | May 23, 2018 | COHAUSZ HANNIG BORKOWSKI WISSGOTT | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE2554466 |
| DESCRIPTION | DE29612946U |
| DESCRIPTION | EP0642001 |
| DESCRIPTION | EP0741279 |
| DESCRIPTION | US4641522 |
| EXAMINATION | EP0828142 |
| EXAMINATION | US2002035441 |
| INTERNATIONAL-SEARCH-REPORT | DE29612946U |
| INTERNATIONAL-SEARCH-REPORT | US5184519 |
| INTERNATIONAL-SEARCH-REPORT | US5586045 |
| INTERNATIONAL-SEARCH-REPORT | US6363795 |
| INTERNATIONAL-SEARCH-REPORT | US6487919 |
| OPPOSITION | DE10053456 |
| OPPOSITION | DE10250319 |
| OPPOSITION | DE19703243 |
| OPPOSITION | DE29612946U |
| OPPOSITION | DE4040409 |
| OPPOSITION | DE9421532U |
| OPPOSITION | EP0828142 |
| OPPOSITION | JPH0670574B |
| OPPOSITION | JPH0670574 |
| OPPOSITION | JPH08285654 |
| OPPOSITION | JPS63132116 |
| OPPOSITION | US2002035441 |
| OPPOSITION | US5184519 |
| OPPOSITION | US5586045 |
| OPPOSITION | US6363795 |
| OPPOSITION | US6487919 |
| OTHER | DE10250319 |
| OTHER | DE4040409 |
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
Jul 11, 2017
Filing of the translations of the claims
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Intention to grant (signatures)
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Mar 22, 2017
Text intended for grant (clean copy)
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Claims
Search/Exam
Feb 15, 2017
English translation of the claims
Search/Exam
Feb 15, 2017
French translation of claims
Search/Exam
Feb 15, 2017
Letter concerning fees and payments
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Payment of fees and costs
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Annex to the communication
Search/Exam
Oct 30, 2015
Communication from the Examining Division
Search/Exam
Jun 23, 2015
Payment of fees and costs
Search/Exam
Jun 20, 2013
Payment of fees and costs
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Mar 21, 2013
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Annex
Search/Exam
Mar 15, 2013
Letter accompanying subsequently filed items
Search/Exam
Mar 15, 2013
Non-patent literature filed by a third party
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Mar 15, 2013
Observations by third parties
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Mar 14, 2013
Annex
Search/Exam
Mar 14, 2013
Non-patent literature filed by a third party
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Observations by third parties
Search/Exam
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Patent document filed by a Third party
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Patent document filed by a Third party
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Nov 7, 2011
Decision to allow further processing
Search/Exam
Oct 25, 2011
Amended claims with annotations
Search/Exam
Oct 25, 2011
Claims
Search/Exam
Oct 25, 2011
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Request for further processing
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Oct 21, 2011
Claims
Search/Exam
Oct 21, 2011
Payment of fees and costs
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Oct 21, 2011
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Request for further processing
Search/Exam
Aug 11, 2011
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Annex to the communication
Search/Exam
Mar 24, 2011
Consultation by telephone/in person
Search/Exam
Mar 24, 2011
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Matter concerning the application
Search/Exam
Mar 14, 2011
Matter concerning the application
Search/Exam
Dec 27, 2010
Annex to the communication
Search/Exam
Dec 27, 2010
Communication from the Examining Division
Search/Exam
Jan 17, 2008
Decision to allow further processing
Search/Exam
Jan 3, 2008
Amended description with annotations
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Jan 3, 2008
Claims
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Jan 3, 2008
Description
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Jan 3, 2008
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Request for further processing
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Jan 2, 2008
Amended description with annotations
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Jan 2, 2008
Claims
Search/Exam
Jan 2, 2008
Description
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Jan 2, 2008
Payment of fees and costs
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Annex to the communication
Search/Exam
Mar 8, 2007
Communication from the Examining Division
Search/Exam
Feb 28, 2007
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Amendments received before examination
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Feb 27, 2007
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Amendments received before examination
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Request for entry into the European phase
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Nov 16, 2006
Submission concerning representation
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Oct 20, 2006
Information on entry into European phase
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Copy of the international search report
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Dec 15, 2005
Published international application - A1
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Jun 27, 2005
Abstract
PCTISA
Jun 27, 2005
Claims
PCTISA
Jun 27, 2005
Description
PCTISA
Jun 27, 2005
Drawings
PCTISA
Jun 25, 2005
Authorisation
Search/Exam