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The patent EP1878177 was granted to Asset Trust on Jan 26, 2022. The application was filed on Apr 25, 2006 under application number EP06744560A. 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 |
|---|---|---|---|
| LG ELECTRONICS | Nov 30, 2018 | KATERLE | INTERVENTION WITHDRAWN |
| ZTE DEUTSCHLAND | Aug 22, 2018 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | INTERVENTION WITHDRAWN |
| HUAWEI DEUTSCHLAND | Jul 23, 2018 | EMMERLING | INTERVENTION WITHDRAWN |
| LG ELECTRONICS DEUTSCHLAND | Jul 6, 2018 | KATERLE | INTERVENTION WITHDRAWN |
| HUAWEI | Mar 21, 2018 | EMMERLING | WITHDRAWN |
| ZTE | Mar 20, 2018 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2004162083 |
| INTERNATIONAL-SEARCH-REPORT | EP1372300 |
| INTERNATIONAL-SEARCH-REPORT | EP1601224 |
| INTERNATIONAL-SEARCH-REPORT | JP2003188988 |
| INTERNATIONAL-SEARCH-REPORT | US2005213605 |
| INTERNATIONAL-SEARCH-REPORT | US2006120404 |
| INTERNATIONAL-SEARCH-REPORT | US6389038 |
| INTERNATIONAL-SEARCH-REPORT | US6542504 |
| INTERNATIONAL-SEARCH-REPORT | WO2006038078 |
| OPPOSITION | EP1126651 |
| OPPOSITION | EP1480481 |
| OPPOSITION | EP1511221 |
| OPPOSITION | US2003002472 |
| OPPOSITION | US2003043778 |
| OPPOSITION | US2003103481 |
| OPPOSITION | US2003194992 |
| OPPOSITION | US2004009767 |
| OPPOSITION | US2004162083 |
| OPPOSITION | US2005018656 |
| OPPOSITION | US2005063330 |
| OPPOSITION | US2005073985 |
| OPPOSITION | US2005075124 |
| OPPOSITION | US5701294 |
| OPPOSITION | US6282430 |
| OPPOSITION | WO0141349 |
| OPPOSITION | WO03056723 |
| OPPOSITION | WO2005079105 |
| OPPOSITION | WO2006020983 |
| SEARCH | EP1511221 |
| SEARCH | US2004162083 |
| SEARCH | US2005063330 |
| SEARCH | US2005073985 |
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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Jan 30, 2017
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Letter accompanying subsequently filed items
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(Electronic) Receipt
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Jul 25, 2016
Claims
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Jul 25, 2016
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Letter accompanying subsequently filed items
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Annex to the communication
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Communication from the Examining Division
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(Electronic) Receipt
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Amended claims with annotations
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Claims
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Letter accompanying subsequently filed items
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Annex to the communication
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Communication from the Examining Division
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Oct 4, 2012
Amended claims with annotations
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Oct 4, 2012
Description
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Sep 28, 2012
Amended claims with annotations
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Sep 28, 2012
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Sep 28, 2012
Claims
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Sep 28, 2012
Cover sheet for fax transmission
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Description
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Letter accompanying subsequently filed items
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Communication from the Examining Division
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Supplementary European search report
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Nov 7, 2011
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Mar 26, 2010
Submission concerning representation
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Apr 23, 2008
Refund of fees
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Matter concerning the application
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Payment of fees and costs
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Request for entry into the European phase
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Nov 26, 2007
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Fax request to enter the European phase
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Nov 26, 2007
Letter accompanying subsequently filed items
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Nov 26, 2007
Matter concerning the application
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Nov 26, 2007
Payment of fees and costs
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Nov 13, 2007
Sep 7, 2007
Information on entry into European phase
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Dec 7, 2006
Copy of the international search report
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Dec 7, 2006
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Published international application - A2
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