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The patent EP3555503 was granted to Universitt Stuttgart on Oct 2, 2024. The application was filed on Nov 23, 2017 under application number EP17803939A. 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 |
|---|---|---|---|
| TRELLEBORG SEALING SOLUTIONS GERMANY | May 4, 2022 | KOHLER SCHMID MOBUS PATENTANWALTE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE10109320 |
| DESCRIPTION | DE102005037568 |
| DESCRIPTION | DE102006058699 |
| DESCRIPTION | DE102007036625 |
| DESCRIPTION | DE102009049466 |
| DESCRIPTION | DE102010026157 |
| DESCRIPTION | DE102010042555 |
| DESCRIPTION | DE102010061819 |
| DESCRIPTION | DE10233396 |
| DESCRIPTION | EP0592462 |
| DESCRIPTION | WO2012095227 |
| EXAMINATION | DE102013207029 |
| EXAMINATION | EP2618032 |
| EXAMINATION | US2007187904 |
| INTERNATIONAL-SEARCH-REPORT | DE10000853 |
| INTERNATIONAL-SEARCH-REPORT | EP0352118 |
| INTERNATIONAL-SEARCH-REPORT | JP2000310341 |
| INTERNATIONAL-SEARCH-REPORT | JPH0835564 |
| INTERNATIONAL-SEARCH-REPORT | JPH11351405 |
| INTERNATIONAL-SEARCH-REPORT | US2014110904 |
| OPPOSITION | DE102010061819 |
| OPPOSITION | DE19740821 |
| OPPOSITION | DE2556992 |
| OPPOSITION | DE3501065 |
| OPPOSITION | DE655777 |
| OPPOSITION | JP2005003055 |
| OPPOSITION | JP2007162801 |
| OPPOSITION | US3515395 |
| OPPOSITION | US3861691 |
| OTHER | EP0352118 |
| OTHER | EP2618032 |
| OTHER | JPH0835564 |
| OTHER | US2007187904 |
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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Sep 5, 2024
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Means of redress
OPPO
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General enquiry
OPPO
Jul 11, 2023
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Aug 17, 2021
Jul 8, 2021
Decision to grant a European patent
Search/Exam
Jun 24, 2021
(Electronic) Receipt
Search/Exam
Jun 24, 2021
English translation of the claims
Search/Exam
Jun 24, 2021
Filing of the translations of the claims
Search/Exam
Jun 24, 2021
French translation of claims
Search/Exam
Jun 24, 2021
Letter accompanying subsequently filed items
Search/Exam
May 27, 2021
May 27, 2021
May 27, 2021
Intention to grant (signatures)
Search/Exam
May 27, 2021
Text intended for grant (clean copy)
Search/Exam
May 27, 2021
Jan 27, 2021
(Electronic) Receipt
Search/Exam
Jan 27, 2021
Amended claims with annotations
Search/Exam
Jan 27, 2021
Amended description with annotations
Search/Exam
Jan 27, 2021
Claims
Search/Exam
Jan 27, 2021
Description
Search/Exam
Jan 27, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 27, 2021
Jan 20, 2021
Annex to the communication
Search/Exam
Jan 20, 2021
Jan 20, 2021
Oct 16, 2020
Oct 14, 2020
(Electronic) Receipt
Search/Exam
Oct 14, 2020
Annex to a communication
Search/Exam
Oct 14, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 14, 2020
Oct 12, 2020
Jun 2, 2020
Annex to the communication
Search/Exam
Jun 2, 2020
Communication from the Examining Division
Search/Exam
May 26, 2020
Examination started
Search/Exam
Mar 13, 2020
(Electronic) Receipt
Search/Exam
Mar 13, 2020
Priority search results
Search/Exam
Mar 13, 2020
Priority search results
Search/Exam
Mar 13, 2020
Mar 11, 2020
Dec 27, 2019
(Electronic) Receipt
Search/Exam
Dec 27, 2019
Dec 27, 2019
Amended claims with annotations
Search/Exam
Dec 27, 2019
Dec 27, 2019
Amended description with annotations
Search/Exam
Dec 27, 2019
Amendments received before examination
Search/Exam
Dec 27, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 25, 2019
Jul 23, 2019
Jul 23, 2019
Jul 23, 2019
Jul 19, 2019
Communication to designated inventor
Search/Exam
Jul 19, 2019
Communication to designated inventor
Search/Exam
Jul 19, 2019
Communication to designated inventor
Search/Exam
Jul 19, 2019
Communication to designated inventor
Search/Exam
Jul 16, 2019
Observations by third parties
Search/Exam
Jul 16, 2019
Patent document filed by a Third party
Search/Exam
Jul 16, 2019
Patent document filed by a Third party
Search/Exam
Jul 16, 2019
Patent document filed by a Third party
Search/Exam
Jul 16, 2019
Patent document filed by a Third party
Search/Exam
Jul 4, 2019
(Electronic) Receipt
Search/Exam
Jul 4, 2019
Jul 4, 2019
Amended claims with annotations
Search/Exam
Jul 4, 2019
Request for entry into the European phase
Search/Exam
Jul 2, 2019
Apr 26, 2019
Information on entry into European phase
Search/Exam
Jul 17, 2018
Jun 21, 2018
Copy of the international search report
Search/Exam
Jun 21, 2018
Copy of the international search report
Search/Exam
Jun 21, 2018
Published international application - A1
Search/Exam
Feb 28, 2018
Feb 28, 2018
Feb 28, 2018
Dec 6, 2017
Nov 23, 2017
(Electronic) Receipt
PCTRO
Nov 23, 2017
Abstract
PCTRO
Nov 23, 2017
Claims
PCTRO
Nov 23, 2017
Description
PCTRO
Nov 23, 2017
Nov 23, 2017
Drawings
PCTRO
Nov 23, 2017