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The patent EP3363809 was granted to Illumina Cambridge on Apr 8, 2020. The application was filed on Aug 22, 2003 under application number EP18157128A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| LATVIA MGI TECH SIA | Aug 24, 2020 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US5302509 |
| DESCRIPTION | WO0006770 |
| DESCRIPTION | WO0229003 |
| DESCRIPTION | WO03048387 |
| OPPOSITION | EP2119722 |
| OPPOSITION | GB230037 |
| OPPOSITION | GB303924 |
| OPPOSITION | US2003104437 |
| OPPOSITION | US227131 |
| OPPOSITION | WO0050642 |
| OPPOSITION | WO0229003 |
| OPPOSITION | WO2004018497 |
| OPPOSITION | WO2005024010 |
| OPPOSITION | WO9106678 |
| SEARCH | WO0229003 |
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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Document concerning representation
Search/Exam
May 17, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 28, 2021
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Decision to grant a European patent
Search/Exam
Feb 27, 2020
(Electronic) Receipt
Search/Exam
Feb 27, 2020
Filing of the translations of the claims
Search/Exam
Feb 27, 2020
French translation of claims
Search/Exam
Feb 27, 2020
German translation of the claims
Search/Exam
Feb 11, 2020
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Intention to grant (signatures)
Search/Exam
Feb 11, 2020
Text intended for grant (clean copy)
Search/Exam
Feb 11, 2020
Dec 6, 2019
(Electronic) Receipt
Search/Exam
Dec 6, 2019
Amended claims with annotations
Search/Exam
Dec 6, 2019
Annex
Search/Exam
Dec 6, 2019
Claims
Search/Exam
Dec 6, 2019
Description
Search/Exam
Dec 6, 2019
Drawings
Search/Exam
Dec 6, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 6, 2019
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Annex to the communication
Search/Exam
Aug 6, 2019
Communication from the Examining Division
Search/Exam
Jul 31, 2019
Examination started
Search/Exam
Feb 25, 2019
Feb 15, 2019
(Electronic) Receipt
Search/Exam
Feb 15, 2019
Feb 15, 2019
Amended claims with annotations
Search/Exam
Feb 15, 2019
Amendments received before examination
Search/Exam
Feb 15, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 13, 2019
Aug 29, 2018
Refund of fees
Search/Exam
Aug 27, 2018
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Refund of fees
Search/Exam
Jul 25, 2018
Notification of forthcoming publication
Search/Exam
Jul 24, 2018
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European search opinion
Search/Exam
Jul 24, 2018
European search report
Search/Exam
Jul 24, 2018
Information on Search Strategy
Search/Exam
Jul 11, 2018
Search started
Search/Exam
Jun 5, 2018
(Electronic) Receipt
Search/Exam
Jun 5, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 11, 2018
Communication to designated inventor
Search/Exam
Apr 11, 2018
Communication to designated inventor
Search/Exam
Apr 11, 2018
Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Apr 11, 2018
Communication to designated inventor
Search/Exam
Apr 11, 2018
Communication to designated inventor
Search/Exam
Apr 11, 2018
Communication to designated inventor
Search/Exam
Apr 6, 2018
Notice on debiting of fees
Search/Exam
Mar 14, 2018
Description
Search/Exam
Mar 14, 2018
Drawings
Search/Exam
Mar 14, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 14, 2018
Matter concerning the application
Search/Exam
Mar 14, 2018
Previously filed application
Search/Exam
Feb 16, 2018
Abstract
Search/Exam
Feb 16, 2018
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Claims
Search/Exam
Feb 16, 2018
Designation of inventor
Search/Exam
Feb 16, 2018
Request for grant of a European patent
Search/Exam
May 26, 2004
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