Soil-Driven Rotary Hoe For Tillage Of Plant Spacings

Patent No. EP3912443 (titled "Soil-Driven Rotary Hoe For Tillage Of Plant Spacings") was filed by Vadkert Agrotechnikai KFT on Apr 19, 2021. The application was issued on Jan 4, 2023.

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
HORVATH	Mar 20, 2023	MARKO

Dossier Documents

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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Apr 22, 2026
F3013 Oral Proceedings: Forwarding minutes
Apr 22, 2026
F3013 Oral Proceedings: Forwarding minutes
Apr 22, 2026
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Apr 20, 2026
F3345 Forwarding of submissions to parties
Apr 17, 2026
(Electronic) Receipt
Apr 17, 2026
Letter accompanying subsequently filed items
Apr 17, 2026
Letter dealing with oral proceedings during the appeal procedure
Apr 16, 2026
F3345 Forwarding of submissions to parties
Apr 15, 2026
(Electronic) Receipt
Apr 15, 2026
Letter accompanying subsequently filed items
Apr 15, 2026
Oral proceedings: reply to date proposed
Apr 14, 2026
F3345 Forwarding of submissions to parties
Apr 8, 2026
Communication of amended entries in the Register of European Patents
Apr 8, 2026
F3345 Forwarding of submissions to parties
Apr 7, 2026
F3345 Forwarding of submissions to parties
Apr 2, 2026
(Electronic) Receipt
Apr 2, 2026
Letter accompanying subsequently filed items
Apr 2, 2026
Letter dealing with oral proceedings during the appeal procedure
Apr 2, 2026
Submission concerning representation
Mar 27, 2026
Letter which had not been notified
Feb 12, 2026
Oral proceedings: change of venue
Feb 12, 2026
Oral proceedings: change of venue
Feb 6, 2026
F3345 Forwarding of submissions to parties
Feb 5, 2026
(Electronic) Receipt
Feb 5, 2026
Letter accompanying subsequently filed items
Feb 5, 2026
Letter dealing with oral proceedings during the appeal procedure
Jan 23, 2026
Communication of amended entries in the Register of European Patents
Jan 23, 2026
F3345 Forwarding of submissions to parties
Jan 23, 2026
F3345 Forwarding of submissions to parties
Jan 16, 2026
Request concerning representative opponent
Sep 12, 2025
F3345 Forwarding of submissions to parties
Sep 9, 2025
(Electronic) Receipt
Sep 9, 2025
Letter accompanying subsequently filed items
Sep 9, 2025
Oral proceedings: reply to date proposed
Aug 26, 2025
F3011.1 Oral Proceedings: summons
Aug 26, 2025
F3011.1 Oral Proceedings: summons
Aug 26, 2025
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Aug 21, 2025
F3010 Oral proceedings: order for summons
Aug 13, 2025
Composition of the board (T)
Oct 22, 2024
F3345 Forwarding of submissions to parties
Oct 17, 2024
(Electronic) Receipt
Oct 17, 2024
Annexes (other than cited documents) regarding appeal procedure
Oct 17, 2024
Annexes (other than cited documents) regarding appeal procedure
Oct 17, 2024
Annexes (other than cited documents) regarding appeal procedure
Oct 17, 2024
Letter accompanying subsequently filed items
Oct 17, 2024
Reply to appeal
Jun 17, 2024
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jun 17, 2024
F3345 Forwarding of submissions to parties
Jun 15, 2024
(Electronic) Receipt
Jun 15, 2024
Annexes (other than cited documents) regarding appeal procedure
Jun 15, 2024
Letter accompanying subsequently filed items
Jun 12, 2024
(Electronic) Receipt
Jun 12, 2024
Letter accompanying subsequently filed items
Jun 12, 2024
Statement of grounds of appeal
May 14, 2024
F3204 Communication of the file number to the parties
May 14, 2024
F3204 Communication of the file number to the parties
May 3, 2024
(Electronic) Receipt
May 3, 2024
Letter accompanying subsequently filed items
May 3, 2024
Notice of appeal
Apr 8, 2024
Brief communication - Opposition proceedings
Mar 21, 2024
Letter regarding the opposition procedure (no time limit)
Mar 21, 2024
Non-scannable object
Mar 21, 2024
Non-scannable object
Mar 15, 2024
Brief communication - Opposition proceedings
Mar 15, 2024
Brief communication - Opposition proceedings
Mar 15, 2024
Decision of the Opposition Division and instruction
Mar 15, 2024
Decision rejecting the opposition
Mar 15, 2024
Decision rejecting the opposition
Mar 15, 2024
Grounds for the decision (Annex) - opposition
Mar 15, 2024
Means of redress
Mar 15, 2024
Scanned annex to a communication - opposition procedure
Nov 9, 2023
Brief communication - Opposition proceedings
Nov 2, 2023
(Electronic) Receipt
Nov 2, 2023
Letter accompanying subsequently filed items
Nov 2, 2023
Reply of the patent proprietor to the notice(s) of opposition
Jul 3, 2023
Communication of a notice of opposition and request to file observations
Jul 3, 2023
Notice of further oppositions to opponent(s)
Apr 6, 2023
Brief communication - Opposition proceedings
Apr 3, 2023
Communication of a notice of opposition - first information to patent proprietor
Mar 20, 2023
Authorisation
Mar 20, 2023
Citation in opposition procedure - 001
Mar 20, 2023
Citation in opposition procedure - 002
Mar 20, 2023
Citation in opposition procedure - 003
Mar 20, 2023
Consolidated list of cited opposition documents
Mar 20, 2023
Notice of opposition
Mar 20, 2023
Notice of opposition
Dec 8, 2022
Correction to published European patent application/patent specification
Dec 6, 2022
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 1, 2022
Communication concerning corrected entries of the applicant
Nov 24, 2022
(Electronic) Receipt
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Annex
Nov 24, 2022
Letter accompanying subsequently filed items
Nov 24, 2022
Request for correction of the publication
Aug 25, 2022
Decision to grant a European patent
Jul 15, 2022
(Electronic) Receipt
Jul 15, 2022
Filing of the translations of the claims
Jul 15, 2022
French translation of claims
Jul 15, 2022
German translation of the claims
Mar 23, 2022
Bibliographic data of the European patent application
Mar 23, 2022
Communication about intention to grant a European patent
Mar 23, 2022
Intention to grant (signatures)
Mar 23, 2022
Text intended for grant (clean copy)
Mar 23, 2022
Text intended for grant (version for approval)
Mar 15, 2022
Bibliographic data of the European patent application
Feb 16, 2022
Examination started
Dec 22, 2021
(Electronic) Receipt
Dec 22, 2021
Letter accompanying subsequently filed items
Dec 22, 2021
Statement of non-availability of priority search results
Dec 10, 2021
Invitation to file a copy of search results(priority)
Dec 1, 2021
(Electronic) Receipt
Dec 1, 2021
Amended claims filed after receipt of (European) search report
Dec 1, 2021
Amended claims with annotations
Dec 1, 2021
Amended description filed after receipt of (European) search report
Dec 1, 2021
Amended description with annotations
Dec 1, 2021
Amendments received before examination
Dec 1, 2021
Letter accompanying subsequently filed items
Nov 29, 2021
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Oct 27, 2021
Notification of forthcoming publication
Oct 12, 2021
Communication regarding the transmission of the European search report
Oct 12, 2021
Document annexed to the Extended European Search Report
Oct 12, 2021
European search opinion
Oct 12, 2021
European search report
Oct 12, 2021
Information on Search Strategy
Sep 29, 2021
Search started
Jun 28, 2021
(Electronic) Receipt
Jun 28, 2021
Abstract
Jun 28, 2021
Claims
Jun 28, 2021
Description
Jun 28, 2021
Drawings
Jun 28, 2021
Letter accompanying subsequently filed items
May 27, 2021
Letter concerning the priority
May 27, 2021
Priority document
Apr 19, 2021
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Apr 19, 2021
Designation of inventor
Apr 19, 2021
Drawings
Apr 19, 2021
Request for grant of a European patent
Apr 19, 2021
Specification filed by fax and/or in non-official language

EP3912443

VADKERT AGROTECHNIKAI KFT

Application Number: EP21169159A
Filing Date: Apr 19, 2021
Status: Granted And Under Opposition; Aug 19, 2022
Publication Date: Jan 4, 2023
External Links: Slate, Register , Google Patents

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Soil-Driven Rotary Hoe For Tillage Of Plant Spacings

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Dossier Documents

EP3912443