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The patent EP2893800 was granted to Plantlab Groep on Dec 7, 2022. The application was filed on Oct 13, 2009 under application number EP15154199A. 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 |
|---|---|---|---|
| CERTHON BUILD | Sep 1, 2023 | NEDERLANDSCH OCTROOIBUREAU | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US5009029 |
| OPPOSITION | NL1020694C |
| OPPOSITION | US2001047618 |
| OPPOSITION | US3124903 |
| SEARCH | DE202004007633U |
| SEARCH | GB1402261 |
| SEARCH | JP2006262852 |
| SEARCH | US2001047618 |
| SEARCH | US5174793 |
| SEARCH | US5283974 |
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 18, 2025
Sep 15, 2025
(Electronic) Receipt
Appeal
Sep 15, 2025
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Jul 15, 2025
(Electronic) Receipt
Appeal
Jul 15, 2025
Notice of appeal
Appeal
Jul 15, 2025
Notice of appeal
Appeal
May 16, 2025
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Means of redress
Search/Exam
May 16, 2025
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Dec 20, 2022
Nov 10, 2022
Decision to grant a European patent
Search/Exam
Oct 21, 2022
Oct 17, 2022
(Electronic) Receipt
Search/Exam
Oct 17, 2022
Filing of the translations of the claims
Search/Exam
Oct 17, 2022
French translation of claims
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Oct 17, 2022
German translation of the claims
Search/Exam
Oct 17, 2022
Letter accompanying subsequently filed items
Search/Exam
Sep 13, 2022
Sep 13, 2022
Sep 13, 2022
Intention to grant (signatures)
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Sep 13, 2022
Text intended for grant (clean copy)
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Sep 13, 2022
Jul 20, 2022
Jan 3, 2022
(Electronic) Receipt
Search/Exam
Jan 3, 2022
Claims
Search/Exam
Jan 3, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 3, 2022
Oct 12, 2021
Sep 23, 2021
(Electronic) Receipt
Search/Exam
Sep 23, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 23, 2021
Jun 17, 2021
Annex to the communication
Search/Exam
Jun 17, 2021
Communication from the Examining Division
Search/Exam
May 6, 2019
(Electronic) Receipt
Search/Exam
May 6, 2019
Annex
Search/Exam
May 6, 2019
Claims
Search/Exam
May 6, 2019
Letter accompanying subsequently filed items
Search/Exam
May 6, 2019
Feb 20, 2019
Feb 14, 2019
(Electronic) Receipt
Search/Exam
Feb 14, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 14, 2019
Dec 21, 2018
Registration under Rule 23 EPC
Search/Exam
Dec 11, 2018
(Electronic) Receipt
Search/Exam
Dec 11, 2018
Annex
Search/Exam
Dec 11, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 11, 2018
Letter to the Legal Division
Search/Exam
Nov 2, 2018
Submission concerning representation
Search/Exam
Oct 26, 2018
Annex to the communication
Search/Exam
Oct 26, 2018
Communication from the Examining Division
Search/Exam
Oct 1, 2018
Deficiencies as to Rule 23 EPC
Search/Exam
Oct 1, 2018
Rule 23 - Annex B
Search/Exam
Sep 12, 2018
(Electronic) Receipt
Search/Exam
Sep 12, 2018
Annex
Search/Exam
Sep 12, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 12, 2018
Letter to the Legal Division
Search/Exam
Jul 13, 2018
Decision to allow further processing
Search/Exam
Jul 3, 2018
(Electronic) Receipt
Search/Exam
Jul 3, 2018
Claims
Search/Exam
Jul 3, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 3, 2018
Request for further processing
Search/Exam
May 9, 2018
Apr 30, 2018
(Electronic) Receipt
Search/Exam
Apr 30, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 30, 2018
Dec 21, 2017
Annex to the communication
Search/Exam
Dec 21, 2017
Communication from the Examining Division
Search/Exam
Dec 11, 2017
Examination started
Search/Exam
Aug 2, 2017
Jul 19, 2017
(Electronic) Receipt
Search/Exam
Jul 19, 2017
Enquiry as to the processing of the file
Search/Exam
Jul 19, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 6, 2016
Submission concerning representation
Search/Exam
May 30, 2016
Priority search results copy provided by EPO
Search/Exam
May 11, 2016
(Electronic) Receipt
Search/Exam
May 11, 2016
May 11, 2016
Amendments received before examination
Search/Exam
May 11, 2016
Letter accompanying subsequently filed items
Search/Exam
Nov 16, 2015
Oct 28, 2015
Refund of fees
Search/Exam
Oct 13, 2015
Oct 13, 2015
European search opinion
Search/Exam
Oct 13, 2015
European search report
Search/Exam
Jun 17, 2015
Notification of forthcoming publication
Search/Exam
Apr 30, 2015
Communication to designated inventor
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Apr 30, 2015
Communication to designated inventor
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Apr 30, 2015
Communication to designated inventor
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Feb 6, 2015
Abstract
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Feb 6, 2015
Feb 6, 2015
Claims
Search/Exam
Feb 6, 2015
Description
Search/Exam
Feb 6, 2015
Designation of inventor
Search/Exam
Feb 6, 2015
Drawings
Search/Exam
Feb 6, 2015
Request for grant of a European patent
Search/Exam
May 12, 2010