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The patent EP3105190 was granted to Regenesis Bioremediation Products on Jun 11, 2025. The application was filed on Feb 13, 2015 under application number EP15748563A. 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 |
|---|---|---|---|
| HELMHOLTZ ZENTRUM FUR UMWELTFORSCHUNG UFZ INTRAPORE | Oct 6, 2021 | GULDE & PARTNER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2004195182 |
| INTERNATIONAL-SEARCH-REPORT | US2007297858 |
| INTERNATIONAL-SEARCH-REPORT | US5006250 |
| INTERNATIONAL-SEARCH-REPORT | US5217616 |
| INTERNATIONAL-SEARCH-REPORT | US6592294 |
| INTERNATIONAL-SEARCH-REPORT | WO9849106 |
| OPPOSITION | US2007297858 |
| OPPOSITION | WO2015123569 |
| SEARCH | JP2003164846 |
| SEARCH | US2007297858 |
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 15, 2025
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Refund of fees
Appeal
Jan 23, 2025
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(Electronic) Receipt
Appeal
Dec 20, 2024
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Aug 19, 2024
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(Electronic) Receipt
Appeal
May 6, 2024
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Nov 7, 2023
Nov 2, 2023
(Electronic) Receipt
Appeal
Nov 2, 2023
Nov 2, 2023
Reply to appeal
Appeal
Jul 7, 2023
Jul 3, 2023
(Electronic) Receipt
Appeal
Jul 3, 2023
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(Electronic) Receipt
Appeal
May 3, 2023
May 3, 2023
Notice of appeal
Appeal
Feb 24, 2023
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Means of redress
OPPO
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Jan 25, 2021
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Decision to grant a European patent
Search/Exam
Dec 8, 2020
(Electronic) Receipt
Search/Exam
Dec 8, 2020
Filing of the translations of the claims
Search/Exam
Dec 8, 2020
French translation of claims
Search/Exam
Dec 8, 2020
German translation of the claims
Search/Exam
Dec 8, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 4, 2020
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Intention to grant (signatures)
Search/Exam
Sep 4, 2020
Text intended for grant (clean copy)
Search/Exam
Sep 4, 2020
Jun 9, 2020
May 27, 2020
(Electronic) Receipt
Search/Exam
May 27, 2020
Enquiry as to the processing of the file
Search/Exam
May 27, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 25, 2019
(Electronic) Receipt
Search/Exam
Jun 25, 2019
Amended claims with annotations
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Jun 25, 2019
Claims
Search/Exam
Jun 25, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 25, 2019
Feb 26, 2019
Annex to a communication
Search/Exam
Feb 26, 2019
Annex to the communication
Search/Exam
Feb 26, 2019
Communication from the Examining Division
Search/Exam
Feb 22, 2019
Feb 18, 2019
Examination started
Search/Exam
Feb 11, 2019
(Electronic) Receipt
Search/Exam
Feb 11, 2019
Enquiry as to the processing of the file
Search/Exam
Feb 11, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 22, 2018
(Electronic) Receipt
Search/Exam
Feb 22, 2018
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Amended claims with annotations
Search/Exam
Feb 22, 2018
Amendments received before examination
Search/Exam
Feb 22, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 24, 2017
Aug 7, 2017
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European search opinion
Search/Exam
Aug 7, 2017
Information on Search Strategy
Search/Exam
Aug 7, 2017
Supplementary European search report
Search/Exam
Jan 25, 2017
Communication to designated inventor
Search/Exam
Jan 4, 2017
(Electronic) Receipt
Search/Exam
Jan 4, 2017
Letter accompanying subsequently filed items
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Jan 4, 2017
Letter concerning the inventor
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Nov 23, 2016
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(Electronic) Receipt
Search/Exam
Nov 8, 2016
Letter accompanying subsequently filed items
Search/Exam
Nov 8, 2016
Nov 4, 2016
Letter which had not been notified
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Oct 31, 2016
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Letter which had not been notified
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Sep 21, 2016
Sep 19, 2016
Communication to designated inventor
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Sep 19, 2016
Communication to designated inventor
Search/Exam
Sep 19, 2016
Communication to designated inventor
Search/Exam
Sep 19, 2016
Communication to designated inventor
Search/Exam
Aug 30, 2016
Jul 26, 2016
(Electronic) Receipt
Search/Exam
Jul 26, 2016
Annex
Search/Exam
Jul 26, 2016
Notification of the recording of a change
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Jul 26, 2016
Request for entry into the European phase
Search/Exam
Jun 24, 2016
Information on entry into European phase
Search/Exam
Sep 8, 2015
Sep 8, 2015
Aug 20, 2015
Copy of the international search report
Search/Exam
Aug 20, 2015
Published international application - A1
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