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The patent EP3172321 was granted to Illumina on Jan 4, 2023. The application was filed on Jul 20, 2015 under application number EP15753229A. 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 |
|---|---|---|---|
| KILGER | Apr 1, 2020 | CH KILGER ANWALTSPARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2011US57111 |
| DESCRIPTION | US2005191698 |
| DESCRIPTION | US2008108082 |
| DESCRIPTION | US2009026082 |
| DESCRIPTION | US2009127589 |
| DESCRIPTION | US2010120098 |
| DESCRIPTION | US2010137143 |
| DESCRIPTION | US2010282617 |
| DESCRIPTION | US4883750 |
| DESCRIPTION | US5034506 |
| DESCRIPTION | US5432272 |
| DESCRIPTION | US5476930 |
| DESCRIPTION | US5593826 |
| DESCRIPTION | US5871921 |
| DESCRIPTION | US6210891 |
| DESCRIPTION | US6258568 |
| DESCRIPTION | US6274320 |
| DESCRIPTION | US7001792 |
| DESCRIPTION | US7057026 |
| DESCRIPTION | US7211414 |
| DESCRIPTION | US7244559 |
| DESCRIPTION | US7315019 |
| DESCRIPTION | US7329492 |
| DESCRIPTION | US7405281 |
| DESCRIPTION | US7595883 |
| DESCRIPTION | WO2004018497 |
| DESCRIPTION | WO2007123744 |
| DESCRIPTION | WO9106678 |
| DESCRIPTION | WO9523875 |
| INTERNATIONAL-SEARCH-REPORT | US2014038241 |
| INTERNATIONAL-SEARCH-REPORT | US2014356867 |
| INTERNATIONAL-SEARCH-REPORT | US2014357523 |
| INTERNATIONAL-SEARCH-REPORT | WO2011053987 |
| INTERNATIONAL-SEARCH-REPORT | WO2014125668 |
| INTERNATIONAL-SEARCH-REPORT | WO2015075056 |
| OPPOSITION | US2002187508 |
| OPPOSITION | US2014127752 |
| OPPOSITION | US2014356867 |
| OPPOSITION | WO2015075056 |
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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OPPO
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Authorisation
OPPO
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Document concerning representation
Search/Exam
Nov 22, 2019
Submission concerning representation
Search/Exam
Sep 2, 2019
Jul 25, 2019
Decision to grant a European patent
Search/Exam
Jun 12, 2019
Jun 12, 2019
Jun 12, 2019
Intention to grant (signatures)
Search/Exam
Jun 12, 2019
Text intended for grant (clean copy)
Search/Exam
Jun 12, 2019
May 21, 2019
(Electronic) Receipt
Search/Exam
May 21, 2019
Amended claims with annotations
Search/Exam
May 21, 2019
Claims
Search/Exam
May 21, 2019
French translation of claims
Search/Exam
May 21, 2019
German translation of the claims
Search/Exam
May 21, 2019
Letter accompanying subsequently filed items
Search/Exam
May 21, 2019
Feb 11, 2019
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Intention to grant (signatures)
Search/Exam
Feb 11, 2019
Text intended for grant (clean copy)
Search/Exam
Feb 11, 2019
Aug 13, 2018
(Electronic) Receipt
Search/Exam
Aug 13, 2018
Amended claims with annotations
Search/Exam
Aug 13, 2018
Amended description with annotations
Search/Exam
Aug 13, 2018
Claims
Search/Exam
Aug 13, 2018
Description
Search/Exam
Aug 13, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 13, 2018
Apr 16, 2018
Annex to the communication
Search/Exam
Apr 16, 2018
Communication from the Examining Division
Search/Exam
Apr 10, 2018
Examination started
Search/Exam
Oct 24, 2017
Submission concerning representation
Search/Exam
Sep 19, 2017
Sep 11, 2017
(Electronic) Receipt
Search/Exam
Sep 11, 2017
Sep 11, 2017
Amended claims with annotations
Search/Exam
Sep 11, 2017
Amendments received before examination
Search/Exam
Sep 11, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 7, 2017
May 4, 2017
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Communication to designated inventor
Search/Exam
Apr 21, 2017
(Electronic) Receipt
Search/Exam
Apr 21, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 21, 2017
Letter concerning the inventor
Search/Exam
Apr 6, 2017
Mar 30, 2017
Letter which had not been notified
Search/Exam
Feb 28, 2017
Feb 24, 2017
Communication to designated inventor
Search/Exam
Feb 24, 2017
Communication to designated inventor
Search/Exam
Feb 24, 2017
Communication to designated inventor
Search/Exam
Feb 24, 2017
Communication to designated inventor
Search/Exam
Feb 24, 2017
Communication to designated inventor
Search/Exam
Feb 24, 2017
Communication to designated inventor
Search/Exam
Feb 24, 2017
Communication to designated inventor
Search/Exam
Feb 24, 2017
Communication to designated inventor
Search/Exam
Feb 8, 2017
Jan 17, 2017
(Electronic) Receipt
Search/Exam
Jan 17, 2017
Request for entry into the European phase
Search/Exam
Dec 2, 2016
Information on entry into European phase
Search/Exam
Feb 16, 2016
Feb 16, 2016
Jan 28, 2016
Copy of the international search report
Search/Exam
Jan 28, 2016
Published international application - A1
Search/Exam
Oct 26, 2015
Annex
PCTISA
Oct 26, 2015
ISR: cited documents
PCTISA
Oct 26, 2015
Oct 26, 2015
Oct 21, 2015
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Sep 17, 2015
(Electronic) Receipt
PCTISA
Sep 17, 2015
Sep 17, 2015
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Sep 8, 2015
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Sep 1, 2015
Aug 3, 2015
Abstract
PCTISA
Aug 3, 2015
Annex
PCTISA
Aug 3, 2015
Claims
PCTISA
Aug 3, 2015
Description
PCTISA
Aug 3, 2015
Drawings
PCTISA