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The patent EP3056515 was granted to The Board OF Trustees OF The Leland Stanford Junior University on Aug 20, 2025. The application was filed on Jan 15, 2009 under application number EP16160476A. 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 |
|---|---|---|---|
| GENMAB | Jan 17, 2020 | J A KEMP | ADMISSIBLE |
| MATHYS & SQUIRE | Jan 17, 2020 | MATHYS & SQUIRE | ADMISSIBLE |
| ARCH ONCOLOGY | Dec 23, 2019 | BOULT WADE TENNANT | WITHDRAWN |
| KONIG SZYNKA TILMANN VON RENESSE | Sep 16, 2019 | KONIG SZYNKA TILMANN VON RENESSE DUSSELDORF | ADMISSIBLE |
| KONIG SZYNKA TILMANN VON RENESSE | Sep 16, 2019 | KONIG SZYNKA TILMANN VON RENESSE PATENTANWALTE PARTNERSCHAFT MBB DUSSELDORF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20010956279 |
| DESCRIPTION | US5985660 |
| DESCRIPTION | US6465247 |
| DESCRIPTION | WO9910478 |
| OPPOSITION | EP1035132 |
| OPPOSITION | EP1693385 |
| OPPOSITION | EP2111869 |
| OPPOSITION | EP2212424 |
| OPPOSITION | EP2228772 |
| OPPOSITION | EP3056515 |
| OPPOSITION | JP2007008895 |
| OPPOSITION | US2004213792 |
| OPPOSITION | US2007111238 |
| OPPOSITION | US2009000319 |
| OPPOSITION | WO0166737 |
| OPPOSITION | WO2004096133 |
| OPPOSITION | WO2009091601 |
| OPPOSITION | WO2009131453 |
| OPPOSITION | WO2011143624 |
| OPPOSITION | WO2014108483 |
| OPPOSITION | WO2014149477 |
| OPPOSITION | WO9940940 |
| OTHER | WO9904094 |
| SEARCH | EP1693385 |
| SEARCH | US2007111238 |
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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Amended description with annotations
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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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(Electronic) Receipt
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Amended claims with annotations
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Claims
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Sep 28, 2018
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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Letter accompanying subsequently filed items
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Matter concerning the application
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Amended claims with annotations
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Communication from the Examining Division
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Nov 28, 2017
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Claims
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Letter accompanying subsequently filed items
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Apr 25, 2017
Communication from the Examining Division
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Amended claims with annotations
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Oct 3, 2016
Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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Annex to the communication
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May 23, 2016
Communication from the Examining Division
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Communication to designated inventor
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Communication to designated inventor
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May 4, 2016
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European search report
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May 4, 2016
Information on Search Strategy
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Apr 27, 2016
Search started
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Mar 15, 2016
Abstract
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Mar 15, 2016
Mar 15, 2016
Claims
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Mar 15, 2016
Converted Sequence Listing
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Mar 15, 2016
Description
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Mar 15, 2016
Designation of inventor
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Mar 15, 2016
Drawings
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Mar 15, 2016
Letter concerning search matters
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Mar 15, 2016
Matter concerning the application
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Mar 15, 2016
Request for grant of a European patent
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Mar 31, 2011
Aug 13, 2009