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The patent EP2593769 was granted to Qiagen on Aug 30, 2023. The application was filed on Jul 13, 2011 under application number EP11731361A. 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 |
|---|---|---|---|
| ROCHE | Jan 27, 2021 | TESCHEMACHER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE2125027 |
| INTERNATIONAL-SEARCH-REPORT | EP1990641 |
| INTERNATIONAL-SEARCH-REPORT | US2006180548 |
| INTERNATIONAL-SEARCH-REPORT | US2008300397 |
| INTERNATIONAL-SEARCH-REPORT | WO0194574 |
| INTERNATIONAL-SEARCH-REPORT | WO2008150779 |
| INTERNATIONAL-SEARCH-REPORT | WO2009157435 |
| OPPOSITION | DE2125027 |
| OPPOSITION | EP2486657 |
| OPPOSITION | US2006180548 |
| OPPOSITION | US2008300397 |
| OPPOSITION | US2011146418 |
| OPPOSITION | US4787971 |
| OPPOSITION | US5364533 |
| OPPOSITION | US6251660 |
| OPPOSITION | WO0012675 |
| OPPOSITION | WO0170402 |
| OPPOSITION | WO2004080597 |
| OPPOSITION | WO2006079814 |
| OPPOSITION | WO2008150779 |
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.
Date
Description
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Aug 3, 2023
Aug 3, 2023
Jul 28, 2023
Jul 26, 2023
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Jun 30, 2023
Jun 20, 2023
Refund of fees
Appeal
Jun 15, 2023
Jun 15, 2023
Jun 1, 2023
May 26, 2023
(Electronic) Receipt
Appeal
May 26, 2023
May 26, 2023
Withdrawal of an appeal
Appeal
Apr 3, 2023
Apr 3, 2023
Mar 28, 2023
(Electronic) Receipt
Appeal
Mar 28, 2023
Mar 28, 2023
Mar 28, 2023
Notice of appeal
Appeal
Mar 8, 2023
Mar 8, 2023
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Jan 26, 2023
Jan 19, 2023
Jan 19, 2023
Annex
OPPO
Jan 18, 2023
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Means of redress
OPPO
Jan 18, 2023
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Document concerning representation
Search/Exam
Feb 12, 2021
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May 11, 2020
Apr 2, 2020
Decision to grant a European patent
Search/Exam
Mar 20, 2020
(Electronic) Receipt
Search/Exam
Mar 20, 2020
Filing of the translations of the claims
Search/Exam
Mar 20, 2020
French translation of claims
Search/Exam
Mar 20, 2020
German translation of the claims
Search/Exam
Mar 20, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 5, 2020
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Intention to grant (signatures)
Search/Exam
Feb 5, 2020
Text intended for grant (clean copy)
Search/Exam
Feb 5, 2020
Aug 22, 2019
(Electronic) Receipt
Search/Exam
Aug 22, 2019
Amended claims with annotations
Search/Exam
Aug 22, 2019
Amended description with annotations
Search/Exam
Aug 22, 2019
Claims
Search/Exam
Aug 22, 2019
Description
Search/Exam
Aug 22, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 22, 2019
Jul 24, 2019
Jul 19, 2019
(Electronic) Receipt
Search/Exam
Jul 19, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 19, 2019
Apr 2, 2019
Annex to the communication
Search/Exam
Apr 2, 2019
Communication from the Examining Division
Search/Exam
Mar 20, 2019
Examination started
Search/Exam
Dec 14, 2018
Dec 16, 2013
Submission concerning representation
Search/Exam
Sep 5, 2013
Sep 5, 2013
Amended claims with annotations
Search/Exam
Sep 5, 2013
Amendments received before examination
Search/Exam
Sep 3, 2013
Sep 3, 2013
Amended claims with annotations
Search/Exam
Sep 3, 2013
Amendments received before examination
Search/Exam
Sep 3, 2013
Letter accompanying subsequently filed items
Search/Exam
May 2, 2013
Apr 26, 2013
Apr 24, 2013
Apr 19, 2013
Apr 17, 2013
Feb 21, 2013
Feb 19, 2013
Communication to designated inventor
Search/Exam
Feb 19, 2013
Communication to designated inventor
Search/Exam
Feb 14, 2013
Priority search results copy provided by EPO
Search/Exam
Jan 31, 2013
Payment of fees and costs
Search/Exam
Jan 31, 2013
Request for entry into the European phase
Search/Exam
Jan 29, 2013
Nov 23, 2012
Information on entry into European phase
Search/Exam
Feb 7, 2012
Jan 19, 2012
Copy of the international search report
Search/Exam
Jan 19, 2012
Published international application - A1
Search/Exam
Sep 13, 2011
Sep 13, 2011
Sep 13, 2011
Jul 13, 2011
(Electronic) Receipt
PCTRO
Jul 13, 2011
Abstract
PCTRO
Jul 13, 2011
Claims
PCTRO
Jul 13, 2011
Description
PCTRO
Jul 13, 2011
Drawings
PCTRO
Jul 13, 2011
Jul 30, 2010