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The patent EP3438116 was granted to Illumina Cambridge on Feb 17, 2021. The application was filed on Aug 22, 2003 under application number EP18195197A. 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 | Nov 17, 2021 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1291354 |
| DESCRIPTION | US5302509 |
| DESCRIPTION | WO0006770 |
| DESCRIPTION | WO0053812 |
| DESCRIPTION | WO0192284 |
| DESCRIPTION | WO0229003 |
| DESCRIPTION | WO03048387 |
| DESCRIPTION | WO9957321 |
| OPPOSITION | EP1530578 |
| OPPOSITION | US2003104437 |
| OPPOSITION | US227131 |
| OPPOSITION | US5547839 |
| OPPOSITION | WO0050642 |
| OPPOSITION | WO0192284 |
| OPPOSITION | WO0229003 |
| OPPOSITION | WO2004018493 |
| OPPOSITION | WO2004018497 |
| OPPOSITION | WO2005047301 |
| OPPOSITION | WO9627025 |
| SEARCH | WO0229003 |
| SEARCH | WO9957321 |
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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Jan 21, 2021
Decision to grant a European patent
Search/Exam
Dec 17, 2020
Change to the inventor details
Search/Exam
Dec 14, 2020
(Electronic) Receipt
Search/Exam
Dec 14, 2020
French translation of claims
Search/Exam
Dec 14, 2020
German translation of the claims
Search/Exam
Dec 14, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 14, 2020
Letter concerning the inventor
Search/Exam
Aug 24, 2020
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Aug 24, 2020
Intention to grant (signatures)
Search/Exam
Aug 24, 2020
Text intended for grant (clean copy)
Search/Exam
Aug 24, 2020
May 22, 2020
(Electronic) Receipt
Search/Exam
May 22, 2020
Amended claims with annotations
Search/Exam
May 22, 2020
Claims
Search/Exam
May 22, 2020
Description
Search/Exam
May 22, 2020
Letter accompanying subsequently filed items
Search/Exam
May 22, 2020
Jan 28, 2020
Annex to the communication
Search/Exam
Jan 28, 2020
Communication from the Examining Division
Search/Exam
Jan 21, 2020
Examination started
Search/Exam
Jul 31, 2019
(Electronic) Receipt
Search/Exam
Jul 31, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 31, 2019
Reply to Written Opinion prepared by the EPO
Search/Exam
Feb 25, 2019
Feb 13, 2019
Feb 11, 2019
Jan 9, 2019
(Electronic) Receipt
Search/Exam
Jan 9, 2019
Letter concerning fees and payments
Search/Exam
Jan 9, 2019
Notification of forthcoming publication
Search/Exam
Jan 4, 2019
Refund of fees
Search/Exam
Dec 10, 2018
Dec 10, 2018
European search opinion
Search/Exam
Dec 10, 2018
European search report
Search/Exam
Dec 10, 2018
Information on Search Strategy
Search/Exam
Dec 3, 2018
Search started
Search/Exam
Nov 9, 2018
Communication to designated inventor
Search/Exam
Nov 9, 2018
Communication to designated inventor
Search/Exam
Nov 9, 2018
Communication to designated inventor
Search/Exam
Oct 15, 2018
Refund of fees
Search/Exam
Sep 18, 2018
Abstract
Search/Exam
Sep 18, 2018
Sep 18, 2018
Claims
Search/Exam
Sep 18, 2018
Description
Search/Exam
Sep 18, 2018
Designation of inventor
Search/Exam
Sep 18, 2018
Drawings
Search/Exam
Sep 18, 2018
Request for grant of a European patent
Search/Exam
May 26, 2004