The weekly litigation news digest is live. Subscribe now
The patent EP3901282 was granted to Illumina on Jun 28, 2023. The application was filed on Apr 4, 2016 under application number EP21164322A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| SKM SCHMID KRAUSS KUTTENKEULER MALESCHA SCHIELER PATENTANWALTE PARTGMBB | Mar 27, 2024 | KUTTENKEULER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2002055100 |
| DESCRIPTION | US2002150909 |
| DESCRIPTION | US2003205632 |
| DESCRIPTION | US2004002090 |
| DESCRIPTION | US2004096853 |
| DESCRIPTION | US2005037393 |
| DESCRIPTION | US2005064460 |
| DESCRIPTION | US2005130173 |
| DESCRIPTION | US2005179746 |
| DESCRIPTION | US2005191698 |
| DESCRIPTION | US2006039823 |
| DESCRIPTION | US2006164490 |
| DESCRIPTION | US2006194331 |
| DESCRIPTION | US2007023292 |
| DESCRIPTION | US2007099208 |
| DESCRIPTION | US2007128624 |
| DESCRIPTION | US2008009420 |
| DESCRIPTION | US2008108082 |
| DESCRIPTION | US2008124252 |
| DESCRIPTION | US2009026082 |
| DESCRIPTION | US2009127589 |
| DESCRIPTION | US2009192044 |
| DESCRIPTION | US2009283407 |
| DESCRIPTION | US2009321262 |
| DESCRIPTION | US2010096266 |
| DESCRIPTION | US2010111768 |
| DESCRIPTION | US2010120098 |
| DESCRIPTION | US2010137143 |
| DESCRIPTION | US2010282617 |
| DESCRIPTION | US2011048951 |
| DESCRIPTION | US2011059865 |
| DESCRIPTION | US2014066318 |
| DESCRIPTION | US2014079923 |
| DESCRIPTION | US2014243224 |
| DESCRIPTION | US2014342921 |
| DESCRIPTION | US2015005447 |
| DESCRIPTION | US5130238 |
| DESCRIPTION | US5455166 |
| DESCRIPTION | US5599675 |
| DESCRIPTION | US5641658 |
| DESCRIPTION | US5750341 |
| DESCRIPTION | US6210891 |
| DESCRIPTION | US6214587 |
| DESCRIPTION | US6258568 |
| DESCRIPTION | US6266459 |
| DESCRIPTION | US6274320 |
| DESCRIPTION | US6355431 |
| DESCRIPTION | US6565727 |
| DESCRIPTION | US6770441 |
| DESCRIPTION | US6773566 |
| DESCRIPTION | US6859570 |
| DESCRIPTION | US6911132 |
| DESCRIPTION | US6977033 |
| DESCRIPTION | US7052244 |
| DESCRIPTION | US7057026 |
| DESCRIPTION | US7115400 |
| DESCRIPTION | US7163612 |
| DESCRIPTION | US7211414 |
| DESCRIPTION | US7244559 |
| DESCRIPTION | US7315019 |
| DESCRIPTION | US7328979 |
| DESCRIPTION | US7329492 |
| DESCRIPTION | US7405281 |
| DESCRIPTION | US7547380 |
| DESCRIPTION | US7595883 |
| DESCRIPTION | US7641779 |
| DESCRIPTION | US7960120 |
| DESCRIPTION | US8288103 |
| DESCRIPTION | US8460865 |
| DESCRIPTION | US8486625 |
| DESCRIPTION | US8637242 |
| DESCRIPTION | US8778849 |
| DESCRIPTION | US8895249 |
| DESCRIPTION | US8951781 |
| DESCRIPTION | WO0063437 |
| DESCRIPTION | WO2004018497 |
| DESCRIPTION | WO2005010145 |
| DESCRIPTION | WO2007120241 |
| DESCRIPTION | WO2007123744 |
| DESCRIPTION | WO2008093098 |
| DESCRIPTION | WO2012058096 |
| DESCRIPTION | WO2014142841 |
| DESCRIPTION | WO8910977 |
| DESCRIPTION | WO9106678 |
| OPPOSITION | EP3280820 |
| OPPOSITION | EP3530752 |
| OPPOSITION | EP3901282 |
| OPPOSITION | US2011245111 |
| OPPOSITION | US2012245053 |
| OPPOSITION | US2013040842 |
| OPPOSITION | US2014270435 |
| OPPOSITION | US7060431 |
| OPPOSITION | WO0075373 |
| OPPOSITION | WO03002979 |
| OPPOSITION | WO2009137521 |
| OPPOSITION | WO2011127099 |
| OPPOSITION | WO2012140224 |
| OPPOSITION | WO2013150083 |
| OPPOSITION | WO2014060483 |
| OPPOSITION | WO2015031691 |
| OPPOSITION | WO2016138496 |
| OPPOSITION | WO2016138500 |
| OPPOSITION | WO2016162309 |
| OPPOSITION | WO9919341 |
| SEARCH | WO2013150083 |
| SEARCH | WO2014060483 |
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
Get instant alerts for new documents
Dec 1, 2025
Dec 1, 2025
Aug 27, 2025
Aug 27, 2025
Aug 22, 2025
Aug 22, 2025
Aug 22, 2025
Jun 26, 2025
Jun 26, 2025
Jun 5, 2025
Jun 5, 2025
Jun 5, 2025
Jun 5, 2025
Jun 5, 2025
May 13, 2025
May 7, 2025
May 7, 2025
May 7, 2025
May 7, 2025
May 7, 2025
May 7, 2025
May 7, 2025
May 7, 2025
Feb 12, 2025
Feb 12, 2025
Feb 12, 2025
Feb 12, 2025
Feb 12, 2025
Aug 21, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
May 10, 2024
May 10, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
Apr 16, 2024
Apr 16, 2024
Apr 4, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Jul 11, 2023
Jun 2, 2023
Decision to grant a European patent
Search/Exam
May 23, 2023
(Electronic) Receipt
Search/Exam
May 23, 2023
Filing of the translations of the claims
Search/Exam
May 23, 2023
French translation of claims
Search/Exam
May 23, 2023
German translation of the claims
Search/Exam
May 23, 2023
Letter accompanying subsequently filed items
Search/Exam
Apr 20, 2023
Apr 20, 2023
Apr 18, 2023
Refund of fees
Search/Exam
Apr 17, 2023
(Electronic) Receipt
Search/Exam
Apr 17, 2023
Letter accompanying subsequently filed items
Search/Exam
Apr 17, 2023
Submission concerning representation
Search/Exam
Apr 14, 2023
(Electronic) Receipt
Search/Exam
Apr 14, 2023
Letter accompanying subsequently filed items
Search/Exam
Apr 14, 2023
Feb 1, 2023
Feb 1, 2023
Feb 1, 2023
Feb 1, 2023
Intention to grant (signatures)
Search/Exam
Feb 1, 2023
Text intended for grant (clean copy)
Search/Exam
Feb 1, 2023
Jan 16, 2023
(Electronic) Receipt
Search/Exam
Jan 16, 2023
Amended description with annotations
Search/Exam
Jan 16, 2023
Description
Search/Exam
Jan 16, 2023
Letter accompanying subsequently filed items
Search/Exam
Jan 16, 2023
Nov 24, 2022
Nov 24, 2022
Nov 24, 2022
Nov 24, 2022
Intention to grant (signatures)
Search/Exam
Nov 24, 2022
Text intended for grant (clean copy)
Search/Exam
Nov 24, 2022
Sep 12, 2022
(Electronic) Receipt
Search/Exam
Sep 12, 2022
Amended claims with annotations
Search/Exam
Sep 12, 2022
Amended description with annotations
Search/Exam
Sep 12, 2022
Claims
Search/Exam
Sep 12, 2022
Description
Search/Exam
Sep 12, 2022
Letter accompanying subsequently filed items
Search/Exam
Sep 12, 2022
Aug 23, 2022
Aug 9, 2022
Letter accompanying subsequently filed items
Search/Exam
Aug 9, 2022
Aug 9, 2022
May 13, 2022
Annex to the communication
Search/Exam
May 13, 2022
Communication from the Examining Division
Search/Exam
May 10, 2022
Examination started
Search/Exam
Apr 4, 2022
(Electronic) Receipt
Search/Exam
Apr 4, 2022
Letter accompanying subsequently filed items
Search/Exam
Apr 4, 2022
Reply to Written Opinion prepared by the EPO
Search/Exam
Nov 2, 2021
Sep 29, 2021
Notification of forthcoming publication
Search/Exam
Sep 9, 2021
Refund of fees
Search/Exam
Sep 6, 2021
Sep 6, 2021
European search opinion
Search/Exam
Sep 6, 2021
European search report
Search/Exam
Sep 6, 2021
Information on Search Strategy
Search/Exam
Aug 26, 2021
Search started
Search/Exam
Jun 17, 2021
(Electronic) Receipt
Search/Exam
Jun 17, 2021
(Electronic) Receipt
Search/Exam
Jun 17, 2021
Claims
Search/Exam
Jun 17, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 17, 2021
Letter concerning fees and payments
Search/Exam
Jun 17, 2021
Matter concerning the application
Search/Exam
Apr 21, 2021
Invitation to file claims
Search/Exam
Mar 23, 2021
Abstract
Search/Exam
Mar 23, 2021
Mar 23, 2021
Annex
Search/Exam
Mar 23, 2021
Description
Search/Exam
Mar 23, 2021
Designation of inventor
Search/Exam
Mar 23, 2021
Drawings
Search/Exam
Mar 23, 2021
Oct 31, 2016