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The patent EP2352431 was granted to Hologic on Aug 15, 2018. The application was filed on Nov 23, 2009 under application number EP09760415A. The patent is currently recorded with a legal status of "Opposition Rejected".
Latest UPC cases involving this patent.
| Case Number | Filing Date | Plaintiff | Proceeding Type |
|---|---|---|---|
| UPC_CFI_259/2025 | Mar 26, 2025 | Siemens Healthcare, Siemens Healthineers | Counter Claim For Revocation |
| UPC_CFI_758/2024 | Dec 3, 2024 | Hologic | Infringement |

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 |
|---|---|---|---|
| SIEMENS HEALTHCARE | May 14, 2019 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US7110490 |
| INTERNATIONAL-SEARCH-REPORT | EP1028451 |
| INTERNATIONAL-SEARCH-REPORT | US2002126798 |
| INTERNATIONAL-SEARCH-REPORT | US6256369 |
| INTERNATIONAL-SEARCH-REPORT | US7286645 |
| INTERNATIONAL-SEARCH-REPORT | WO2007129244 |
| INTERNATIONAL-SEARCH-REPORT | WO2008072144 |
| INTERNATIONAL-SEARCH-REPORT | WO2009136349 |
| OPPOSITION | DE102004017540 |
| OPPOSITION | DE19820243 |
| OPPOSITION | US2005147205 |
| OPPOSITION | US2008247504 |
| OPPOSITION | US4763343 |
| OPPOSITION | US5469429 |
| OPPOSITION | US5812632 |
| OPPOSITION | US5841829 |
| OPPOSITION | US6252935 |
| OPPOSITION | US6256369 |
| OPPOSITION | US7110490 |
| OPPOSITION | US7244063 |
| OPPOSITION | US7286645 |
| OPPOSITION | WO2006058160 |
| OPPOSITION | WO2009012453 |
| OPPOSITION | WO2009122328 |
| OPPOSITION | WO2010060007 |
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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Appeal
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Appeal
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Notice of appeal
Appeal
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Decision to grant a European patent
Search/Exam
Jul 9, 2018
(Electronic) Receipt
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Jul 9, 2018
Filing of the translations of the claims
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French translation of claims
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German translation of the claims
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Jul 9, 2018
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Mar 9, 2018
Text intended for grant (clean copy)
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Mar 9, 2018
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Feb 14, 2018
Consultation by telephone/in person
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Feb 14, 2018
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Annex to the communication
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Feb 13, 2018
Consultation by telephone/in person
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Amended claims with annotations
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Jan 26, 2018
Claims
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Jan 26, 2018
Letter accompanying subsequently filed items
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Letter dealing with oral proceedings
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Jan 15, 2018
(Electronic) Receipt
Search/Exam
Jan 15, 2018
Amended claims with annotations
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Jan 15, 2018
Claims
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Jan 15, 2018
Letter accompanying subsequently filed items
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Jan 15, 2018
Letter dealing with oral proceedings
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Sep 25, 2017
Advice of delivery
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Sep 19, 2017
Acknowledgement of a document
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Sep 19, 2017
Annex to the communication
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Sep 19, 2017
Preparation for oral proceedings
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Sep 19, 2017
Summons to attend oral proceedings
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Apr 4, 2017
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Apr 4, 2017
Amended claims with annotations
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Apr 4, 2017
Claims
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Apr 4, 2017
Letter accompanying subsequently filed items
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Annex to the communication
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Sep 26, 2016
Communication from the Examining Division
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Submission concerning representation
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Dec 30, 2014
(Electronic) Receipt
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Dec 30, 2014
Amended claims with annotations
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Dec 30, 2014
Claims
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Dec 30, 2014
Letter accompanying subsequently filed items
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Dec 30, 2014
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Letter accompanying subsequently filed items
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Oct 17, 2014
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Annex to the communication
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Jul 16, 2014
Communication from the Examining Division
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Examination started
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Annexes in respect of a client data request
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Nov 18, 2013
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(Electronic) Receipt
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Jan 13, 2012
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Amended claims with annotations
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Jan 13, 2012
Amendments received before examination
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Jan 13, 2012
Letter accompanying subsequently filed items
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Jul 14, 2011
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Information on entry into European phase
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Feb 9, 2011
(Electronic) Receipt
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Feb 9, 2011
Request for entry into the European phase
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Feb 9, 2011
Submission concerning representation
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Jun 18, 2010
May 27, 2010
Copy of the international search report
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May 27, 2010
Published international application - A1
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Feb 4, 2010
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