The weekly litigation news digest is live. Subscribe now
The patent EP3470533 was granted to Guardant Health on Jan 18, 2023. The application was filed on Sep 4, 2013 under application number EP18207391A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".
Latest UPC cases involving this patent.
| Case Number | Filing Date | Plaintiff | Proceeding Type |
|---|---|---|---|
| UPC_CFI_808/2025 | Aug 29, 2025 | Guardant Health | Provisional Measures |

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 |
|---|---|---|---|
| FOUNDATION MEDICINE | Aug 6, 2020 | POHLMAN | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2001053519 |
| DESCRIPTION | US2003152490 |
| DESCRIPTION | US2011160078 |
| DESCRIPTION | US6582908 |
| DESCRIPTION | US7537897 |
| OPPOSITION | EP2893040 |
| OPPOSITION | US2012071331 |
| OPPOSITION | US2012165202 |
| OPPOSITION | WO2012042374 |
| OPPOSITION | WO2012129363 |
| OPPOSITION | WO2012142213 |
| OPPOSITION | WO2012148477 |
| OPPOSITION | WO2013123442 |
| OPPOSITION | WO2013138510 |
| OPPOSITION | WO2013142389 |
| SEARCH | US2012191367 |
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 22, 2022
Dec 16, 2022
Dec 12, 2022
Dec 12, 2022
Dec 12, 2022
Dec 12, 2022
Dec 12, 2022
Sep 1, 2022
Sep 1, 2022
Aug 29, 2022
May 18, 2022
May 17, 2022
May 17, 2022
May 17, 2022
May 17, 2022
May 17, 2022
Means of redress
OPPO
May 17, 2022
May 17, 2022
May 6, 2022
Apr 28, 2022
Apr 28, 2022
Apr 28, 2022
Apr 19, 2022
Mar 25, 2022
Mar 25, 2022
Mar 17, 2022
Mar 17, 2022
Mar 17, 2022
Feb 21, 2022
Feb 21, 2022
Feb 21, 2022
Feb 21, 2022
Feb 21, 2022
Feb 21, 2022
Feb 21, 2022
Feb 17, 2022
Jan 10, 2022
Jan 10, 2022
Jan 3, 2022
Jan 3, 2022
Jan 3, 2022
Aug 13, 2021
Jun 24, 2021
Jun 24, 2021
Jun 24, 2021
Jun 24, 2021
Jun 22, 2021
Jun 22, 2021
Jun 22, 2021
Jun 22, 2021
Jun 22, 2021
May 14, 2021
May 10, 2021
May 10, 2021
May 10, 2021
May 10, 2021
May 10, 2021
May 4, 2021
May 3, 2021
May 3, 2021
May 3, 2021
May 3, 2021
Apr 30, 2021
Apr 30, 2021
Apr 30, 2021
Apr 30, 2021
Apr 30, 2021
Apr 30, 2021
Apr 30, 2021
Apr 27, 2021
Apr 27, 2021
Apr 27, 2021
Apr 27, 2021
Apr 27, 2021
Apr 27, 2021
Apr 27, 2021
Apr 27, 2021
Apr 27, 2021
Apr 27, 2021
Jan 20, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Aug 18, 2020
Aug 18, 2020
Aug 12, 2020
Aug 6, 2020
Aug 6, 2020
Authorisation
OPPO
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Aug 6, 2020
Nov 18, 2019
Oct 10, 2019
Decision to grant a European patent
Search/Exam
Sep 16, 2019
(Electronic) Receipt
Search/Exam
Sep 16, 2019
Filing of the translations of the claims
Search/Exam
Sep 16, 2019
French translation of claims
Search/Exam
Sep 16, 2019
German translation of the claims
Search/Exam
Sep 16, 2019
Letter accompanying subsequently filed items
Search/Exam
May 14, 2019
May 14, 2019
May 14, 2019
Intention to grant (signatures)
Search/Exam
May 14, 2019
Text intended for grant (clean copy)
Search/Exam
May 14, 2019
Apr 24, 2019
Apr 15, 2019
Examination started
Search/Exam
Mar 20, 2019
Notification of forthcoming publication
Search/Exam
Mar 15, 2019
(Electronic) Receipt
Search/Exam
Mar 15, 2019
Mar 15, 2019
Amended claims with annotations
Search/Exam
Mar 15, 2019
Mar 15, 2019
Amended description with annotations
Search/Exam
Mar 15, 2019
Amendments received before examination
Search/Exam
Mar 15, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 12, 2019
Feb 12, 2019
European search opinion
Search/Exam
Feb 12, 2019
European search report
Search/Exam
Feb 12, 2019
Information on Search Strategy
Search/Exam
Jan 24, 2019
Search started
Search/Exam
Jan 11, 2019
Communication to designated inventor
Search/Exam
Jan 11, 2019
Communication to designated inventor
Search/Exam
Nov 20, 2018
Abstract
Search/Exam
Nov 20, 2018
Nov 20, 2018
Claims
Search/Exam
Nov 20, 2018
Description
Search/Exam
Nov 20, 2018
Designation of inventor
Search/Exam
Nov 20, 2018
Drawings
Search/Exam
Nov 20, 2018
Letter concerning search matters
Search/Exam
Nov 20, 2018
Matter concerning the application
Search/Exam
Nov 20, 2018
Request for grant of a European patent
Search/Exam
Apr 1, 2014
Apr 1, 2014
Apr 1, 2014
Apr 1, 2014