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The patent EP3599510 was granted to Ibak Helmut Hunger on Mar 6, 2024. The application was filed on Jul 22, 2019 under application number EP19187622A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| IPEK | Dec 5, 2024 | S SCHRAMM SCHNEIDER BERTAGNOLL PATENT UND RECHTSANWALTE PART MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | DE102010044465 |
| OPPOSITION | CN108038850 |
| OPPOSITION | DE102010044465 |
| OPPOSITION | DE102013211795 |
| OPPOSITION | DE202013100437U |
| OPPOSITION | DE20308761T |
| OPPOSITION | DE9209821 |
| OPPOSITION | EP1639337 |
| OPPOSITION | EP3107047 |
| OPPOSITION | EP3599510 |
| OPPOSITION | US2003023404 |
| OPPOSITION | US2006290779 |
| OPPOSITION | US2008021662 |
| OPPOSITION | US2017323163 |
| OPPOSITION | WO2006000271 |
| OTHER | DE102010044465 |
| SEARCH | DE102013211795 |
| SEARCH | DE202013100437U |
| SEARCH | DE20308761U |
| SEARCH | DE9209821U |
| SEARCH | US2008021662 |
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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Feb 8, 2024
Decision to grant a European patent
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Jan 30, 2024
(Electronic) Receipt
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Jan 30, 2024
English translation of the claims
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Jan 30, 2024
Filing of the translations of the claims
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Jan 30, 2024
French translation of claims
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Jan 30, 2024
Letter accompanying subsequently filed items
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Dec 15, 2023
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Dec 15, 2023
Intention to grant (signatures)
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Dec 15, 2023
Text intended for grant (clean copy)
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Dec 15, 2023
Jun 29, 2023
Jun 16, 2023
(Electronic) Receipt
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Jun 16, 2023
Enquiry as to the processing of the file
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Jun 16, 2023
Letter accompanying subsequently filed items
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Jul 12, 2022
Notice on debiting of fees
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Jun 13, 2022
(Electronic) Receipt
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Jun 13, 2022
Amended claims with annotations
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Jun 13, 2022
Amended description with annotations
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Jun 13, 2022
Claims
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Jun 13, 2022
Description
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Jun 13, 2022
Letter accompanying subsequently filed items
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Jun 13, 2022
Apr 20, 2022
Apr 13, 2022
(Electronic) Receipt
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Apr 13, 2022
Letter accompanying subsequently filed items
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Apr 13, 2022
Mar 18, 2022
Payment submission rejected
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Dec 6, 2021
Annex to the communication
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Dec 6, 2021
Communication from the Examining Division
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Jun 18, 2021
(Electronic) Receipt
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Jun 18, 2021
Letter accompanying subsequently filed items
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Jun 18, 2021
May 27, 2021
May 21, 2021
(Electronic) Receipt
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May 21, 2021
Letter accompanying subsequently filed items
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May 21, 2021
Jan 11, 2021
Annex to the communication
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Jan 11, 2021
Communication from the Examining Division
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Nov 13, 2020
Examination started
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Jul 28, 2020
Jul 20, 2020
Non-patent literature filed by a third party
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Jul 20, 2020
Non-patent literature filed by a third party
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Jul 20, 2020
Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Jul 20, 2020
Observations by third parties
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Jul 20, 2020
Patent document filed by a Third party
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Jul 3, 2020
(Electronic) Receipt
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Jul 3, 2020
Jul 3, 2020
Amended claims with annotations
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Jul 3, 2020
Jul 3, 2020
Amended description with annotations
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Jul 3, 2020
Amendments received before examination
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Jul 3, 2020
Letter accompanying subsequently filed items
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Feb 3, 2020
Jan 7, 2020
Notification of forthcoming publication
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Dec 5, 2019
Dec 5, 2019
European search opinion
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Dec 5, 2019
European search report
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Dec 5, 2019
Information on Search Strategy
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Nov 28, 2019
Modified abstract
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Nov 25, 2019
Search started
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Nov 6, 2019
Communication to designated inventor
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Oct 23, 2019
(Electronic) Receipt
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Oct 23, 2019
Designation of inventor
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Oct 23, 2019
Letter accompanying subsequently filed items
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Oct 23, 2019
Letter concerning the inventor
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Aug 16, 2019
Deficiency in designation of inventor
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Aug 2, 2019
Letter concerning the priority
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Aug 2, 2019
Priority document
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Jul 22, 2019
Abstract
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Jul 22, 2019
Jul 22, 2019
Claims
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Jul 22, 2019
Description
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Jul 22, 2019
Drawings
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Jul 22, 2019
Priority search results
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Jul 22, 2019
Request for grant of a European patent
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