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The patent EP2301598 was granted to AIS Aachen Innovative Solutions on Jun 19, 2024. The application was filed on Aug 27, 2008 under application number EP10008270A. 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 |
|---|---|---|---|
| THORATEC | Apr 5, 2018 | WSL PATENTANWALTE PARTNERSCHAFT MBB | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE10059714 |
| DESCRIPTION | EP0364293 |
| DESCRIPTION | EP0445782 |
| DESCRIPTION | JPH04126158 |
| DESCRIPTION | US4753221 |
| DESCRIPTION | WO9944651 |
| OPPOSITION | DE112004001809T |
| OPPOSITION | EP0847767 |
| OPPOSITION | EP2301598 |
| OPPOSITION | US5405383 |
| OPPOSITION | US5527159 |
| OPPOSITION | US5678306 |
| OPPOSITION | US5692882 |
| OPPOSITION | US5947892 |
| OPPOSITION | US5957672 |
| OPPOSITION | US6135729 |
| OPPOSITION | US6254359 |
| OPPOSITION | WO2006034158 |
| OPPOSITION | WO2006051023 |
| OPPOSITION | WO2007112033 |
| OPPOSITION | WO2009046789 |
| OPPOSITION | WO8904644 |
| OPPOSITION | WO9944651 |
| SEARCH | EP1034808 |
| SEARCH | EP2047872 |
| SEARCH | EP2229965 |
| SEARCH | WO03103745 |
| SEARCH | WO2006020942 |
| SEARCH | WO9944651 |
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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May 24, 2024
Mar 18, 2024
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Mar 18, 2024
Dec 18, 2023
Dec 18, 2023
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Dec 12, 2023
Nov 29, 2023
Refund of fees
Search/Exam
Nov 28, 2023
Nov 27, 2023
Nov 27, 2023
Oct 20, 2023
(Electronic) Receipt
Appeal
Oct 20, 2023
Oct 20, 2023
Sep 19, 2023
Aug 9, 2023
Aug 4, 2023
Jul 31, 2023
(Electronic) Receipt
Appeal
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Jun 27, 2023
Jun 22, 2023
Jun 3, 2022
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May 30, 2022
May 23, 2022
May 20, 2022
(Electronic) Receipt
Appeal
May 20, 2022
May 20, 2022
Jun 18, 2020
Jun 8, 2020
Jun 8, 2020
Non-scannable object
Appeal
Jun 8, 2020
Reply to appeal
Appeal
Jun 5, 2020
Jun 2, 2020
(Electronic) Receipt
Appeal
Jun 2, 2020
Jun 2, 2020
Jun 2, 2020
Reply to appeal
Appeal
Mar 2, 2020
Mar 2, 2020
Feb 28, 2020
Feb 28, 2020
Feb 27, 2020
(Electronic) Receipt
Appeal
Feb 27, 2020
Feb 27, 2020
Feb 27, 2020
Feb 26, 2020
(Electronic) Receipt
Appeal
Feb 26, 2020
Feb 26, 2020
Jan 23, 2020
Advice of delivery
Appeal
Jan 20, 2020
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Claims
Appeal
Jan 3, 2020
Claims
Appeal
Jan 3, 2020
Claims
Appeal
Jan 3, 2020
Claims
Appeal
Jan 3, 2020
Claims
Appeal
Jan 3, 2020
Claims
Appeal
Jan 3, 2020
Jan 3, 2020
Notice of appeal
Appeal
Jan 3, 2020
Dec 30, 2019
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Notice of appeal
Appeal
Dec 30, 2019
Nov 7, 2019
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Means of redress
OPPO
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Claims
OPPO
Jul 19, 2019
Claims
OPPO
Jul 19, 2019
Claims
OPPO
Jul 19, 2019
Claims
OPPO
Jul 19, 2019
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Oct 30, 2018
Oct 24, 2018
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Claims
OPPO
Oct 24, 2018
Claims
OPPO
Oct 24, 2018
Claims
OPPO
Oct 24, 2018
Claims
OPPO
Oct 24, 2018
Claims
OPPO
Oct 24, 2018
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Aug 20, 2018
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Authorisation
OPPO
Jun 6, 2018
Jun 6, 2018
Apr 17, 2018
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Apr 11, 2018
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Jul 5, 2017
Jun 9, 2017
Decision to grant a European patent
Search/Exam
May 26, 2017
(Electronic) Receipt
Search/Exam
May 26, 2017
English translation of the claims
Search/Exam
May 26, 2017
French translation of claims
Search/Exam
May 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 27, 2017
Jan 27, 2017
Jan 27, 2017
Intention to grant (signatures)
Search/Exam
Jan 27, 2017
Text intended for grant (clean copy)
Search/Exam
Jan 27, 2017
Aug 31, 2016
Payment of fees and costs
Search/Exam
Aug 31, 2016
Payment of fees and costs
Search/Exam
Aug 26, 2015
Payment of fees and costs
Search/Exam
Aug 26, 2015
Payment of fees and costs
Search/Exam
Sep 1, 2014
Payment of fees and costs
Search/Exam
Sep 1, 2014
Payment of fees and costs
Search/Exam
Feb 14, 2014
Amended description with annotations
Search/Exam
Feb 14, 2014
Description
Search/Exam
Feb 14, 2014
Feb 14, 2014
Nov 5, 2013
Annex to the communication
Search/Exam
Nov 5, 2013
Communication from the Examining Division
Search/Exam
Aug 30, 2013
Payment of fees and costs
Search/Exam
Sep 30, 2011
Reply to Written Opinion prepared by the EPO
Search/Exam
Apr 4, 2011
Mar 2, 2011
Notification of forthcoming publication
Search/Exam
Feb 24, 2011
Feb 24, 2011
European search opinion
Search/Exam
Feb 24, 2011
European search report
Search/Exam
Feb 9, 2011
Refund of fees
Search/Exam
Feb 7, 2011
Request for further processing allowed
Search/Exam
Nov 23, 2010
Nov 16, 2010
Matter concerning the application
Search/Exam
Nov 16, 2010
Request for further processing
Search/Exam
Oct 7, 2010
Sep 22, 2010
Refund of fees
Search/Exam
Aug 7, 2010
Abstract
Search/Exam
Aug 7, 2010
Claims
Search/Exam
Aug 7, 2010
Description
Search/Exam
Aug 7, 2010
Designation of inventor
Search/Exam
Aug 7, 2010
Drawings
Search/Exam
Aug 7, 2010
Matter concerning the application
Search/Exam
Aug 7, 2010
May 8, 2009