The weekly litigation news digest is live. Subscribe now
The patent EP3696277 was granted to President And Fellows OF Harvard College on Sep 3, 2025. The application was filed on Jul 30, 2014 under application number EP20164170A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| MILTENYI BIOTEC | Sep 8, 2023 | - | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2007117109 |
| DESCRIPTION | US2009011956 |
| OTHER | WO2012071428 |
| SEARCH | WO03003810 |
| SEARCH | WO2004009848 |
| SEARCH | WO2005047468 |
| SEARCH | WO2012058638 |
| SEARCH | WO2012071428 |
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
Aug 7, 2025
Jul 29, 2025
Jul 29, 2025
Jul 29, 2025
Jul 29, 2025
Jul 29, 2025
May 7, 2025
May 7, 2025
Apr 29, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Means of redress
OPPO
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 14, 2025
Jan 13, 2025
Jan 13, 2025
Jan 13, 2025
Jan 13, 2025
Jan 13, 2025
Jan 10, 2025
Jan 10, 2025
Jan 10, 2025
Jan 10, 2025
Jan 10, 2025
Jan 10, 2025
Jan 10, 2025
Jan 8, 2025
Jan 7, 2025
Jan 7, 2025
Jan 7, 2025
Jan 7, 2025
Dec 17, 2024
Nov 19, 2024
Nov 18, 2024
Nov 14, 2024
Nov 14, 2024
Nov 14, 2024
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 4, 2024
May 29, 2024
May 29, 2024
May 29, 2024
Mar 13, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Mar 7, 2024
Nov 7, 2023
Nov 7, 2023
Sep 21, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 13, 2023
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Feb 7, 2023
Jan 5, 2023
Decision to grant a European patent
Search/Exam
Dec 14, 2022
(Electronic) Receipt
Search/Exam
Dec 14, 2022
Filing of the translations of the claims
Search/Exam
Dec 14, 2022
French translation of claims
Search/Exam
Dec 14, 2022
German translation of the claims
Search/Exam
Dec 14, 2022
Letter accompanying subsequently filed items
Search/Exam
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Intention to grant (signatures)
Search/Exam
Sep 9, 2022
Text intended for grant (clean copy)
Search/Exam
Sep 9, 2022
Text intended for grant (sequence listing)
Search/Exam
Sep 9, 2022
Aug 3, 2022
Jul 29, 2022
Citation filed by a third party
Search/Exam
Jul 29, 2022
Observations by third parties
Search/Exam
Jul 21, 2022
(Electronic) Receipt
Search/Exam
Jul 21, 2022
Amended claims with annotations
Search/Exam
Jul 21, 2022
Claims
Search/Exam
Jul 21, 2022
Letter accompanying subsequently filed items
Search/Exam
Jul 21, 2022
Jul 13, 2022
Jul 8, 2022
Citation filed by a third party
Search/Exam
Jul 8, 2022
Non-patent literature filed by a third party
Search/Exam
Jul 8, 2022
Observations by third parties
Search/Exam
Jun 29, 2022
Jun 29, 2022
Jun 29, 2022
Intention to grant (signatures)
Search/Exam
Jun 29, 2022
Text intended for grant (clean copy)
Search/Exam
Jun 29, 2022
Text intended for grant (sequence listing)
Search/Exam
Jun 29, 2022
Jun 9, 2022
(Electronic) Receipt
Search/Exam
Jun 9, 2022
Amended claims with annotations
Search/Exam
Jun 9, 2022
Claims
Search/Exam
Jun 9, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 9, 2022
Mar 17, 2022
Annex to the communication
Search/Exam
Mar 17, 2022
Communication from the Examining Division
Search/Exam
Mar 4, 2022
Feb 25, 2022
Citation filed by a third party
Search/Exam
Feb 25, 2022
Non-patent literature filed by a third party
Search/Exam
Feb 25, 2022
Non-patent literature filed by a third party
Search/Exam
Feb 25, 2022
Non-patent literature filed by a third party
Search/Exam
Feb 25, 2022
Non-patent literature filed by a third party
Search/Exam
Feb 25, 2022
Observations by third parties
Search/Exam
Feb 25, 2022
Observations by third parties
Search/Exam
Feb 25, 2022
Observations by third parties
Search/Exam
Feb 25, 2022
Observations by third parties
Search/Exam
Feb 25, 2022
Observations by third parties
Search/Exam
Feb 25, 2022
Observations by third parties
Search/Exam
Feb 24, 2022
(Electronic) Receipt
Search/Exam
Feb 24, 2022
Filing of the translations of the claims
Search/Exam
Feb 24, 2022
French translation of claims
Search/Exam
Feb 24, 2022
German translation of the claims
Search/Exam
Feb 24, 2022
Letter accompanying subsequently filed items
Search/Exam
Dec 2, 2021
Dec 2, 2021
Dec 2, 2021
Intention to grant (signatures)
Search/Exam
Dec 2, 2021
Text intended for grant (clean copy)
Search/Exam
Dec 2, 2021
Text intended for grant (sequence listing)
Search/Exam
Dec 2, 2021
Sep 14, 2021
(Electronic) Receipt
Search/Exam
Sep 14, 2021
Description
Search/Exam
Sep 14, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 14, 2021
May 17, 2021
Annex to the communication
Search/Exam
May 17, 2021
Communication from the Examining Division
Search/Exam
May 10, 2021
Examination started
Search/Exam
Apr 20, 2021
(Electronic) Receipt
Search/Exam
Apr 20, 2021
Apr 20, 2021
Amended claims with annotations
Search/Exam
Apr 20, 2021
Amendments received before examination
Search/Exam
Apr 20, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 26, 2020
Sep 22, 2020
Refund of fees
Search/Exam
Sep 18, 2020
Sep 18, 2020
European search opinion
Search/Exam
Sep 18, 2020
European search report
Search/Exam
Sep 18, 2020
Information on Search Strategy
Search/Exam
Aug 31, 2020
Aug 13, 2020
Letter which had not been notified
Search/Exam
Aug 12, 2020
Aug 6, 2020
Letter which had not been notified
Search/Exam
Jul 24, 2020
(Electronic) Receipt
Search/Exam
Jul 24, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 24, 2020
Letter concerning search matters
Search/Exam
Jul 22, 2020
Notification of forthcoming publication
Search/Exam
Jun 2, 2020
Jun 2, 2020
Information on Search Strategy
Search/Exam
Jun 2, 2020
Partial European search report
Search/Exam
Jun 2, 2020
May 19, 2020
Search started
Search/Exam
May 12, 2020
Communication to designated inventor
Search/Exam
May 12, 2020
Communication to designated inventor
Search/Exam
May 12, 2020
Communication to designated inventor
Search/Exam
May 12, 2020
Communication to designated inventor
Search/Exam
May 12, 2020
Communication to designated inventor
Search/Exam
Mar 19, 2020
Abstract
Search/Exam
Mar 19, 2020
Mar 19, 2020
Claims
Search/Exam
Mar 19, 2020
Converted Sequence Listing
Search/Exam
Mar 19, 2020
Description
Search/Exam
Mar 19, 2020
Designation of inventor
Search/Exam
Mar 19, 2020
Drawings
Search/Exam
Mar 19, 2020
Request for grant of a European patent
Search/Exam
Feb 24, 2015
Feb 24, 2015
Feb 24, 2015