IP Verse

Adjustable Rotor Shaft Assembly, Data Agglomeration, Generator Gearbox And Wind Turbine

Patent No. EP4182558 (titled "Adjustable Rotor Shaft Assembly, Data Agglomeration, Generator Gearbox And Wind Turbine") was filed by Flender on Jul 13, 2021. The application was issued on Apr 3, 2024.

Patent Summary

Patent Family

Patent Oppositions

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
ZF FRIEDRICHSHAFEN	Dec 20, 2024	-

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

Get instant alerts for new documents

Jun 1, 2026
F3204 Communication of the file number to the parties
Jun 1, 2026
F3204 Communication of the file number to the parties
May 26, 2026
(Electronic) Receipt
May 26, 2026
Notice of appeal
May 26, 2026
Notice of appeal
Mar 26, 2026
Annex to the communication - opposition
Mar 26, 2026
Brief communication - Opposition proceedings
Mar 26, 2026
Brief communication - Opposition proceedings
Mar 26, 2026
Decision of the Opposition Division and instruction
Mar 26, 2026
Decision rejecting the opposition
Mar 26, 2026
Decision rejecting the opposition
Mar 26, 2026
Grounds for the decision (Annex) - opposition
Mar 26, 2026
Means of redress
Mar 26, 2026
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 26, 2026
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 26, 2026
Provision of a copy of the minutes - opposition procedure
Mar 26, 2026
Provision of a copy of the minutes - opposition procedure
Mar 16, 2026
Brief communication - Opposition proceedings
Mar 16, 2026
Information about the result of oral proceedings
Mar 13, 2026
(Electronic) Receipt
Mar 13, 2026
Letter accompanying subsequently filed items
Mar 13, 2026
Request for interpreters during oral proceedings
Mar 6, 2026
Brief communication - Opposition proceedings
Feb 23, 2026
Brief communication - Opposition proceedings
Jan 23, 2026
Brief communication - Opposition proceedings
Jan 20, 2026
Brief communication - Opposition proceedings
Jan 15, 2026
(Electronic) Receipt
Jan 15, 2026
Letter accompanying subsequently filed items
Jan 15, 2026
Written submission in preparation to/during oral proceedings
Nov 27, 2025
Brief communication - Opposition proceedings
Nov 24, 2025
(Electronic) Receipt
Nov 24, 2025
Letter accompanying subsequently filed items
Nov 24, 2025
Request for interpreters during oral proceedings
Jul 9, 2025
Annex to the communication - opposition
Jul 9, 2025
Information concerning oral proceedings
Jul 9, 2025
Scanned annex to a communication - opposition procedure
Jul 9, 2025
Summons to attend oral proceedings
Jul 9, 2025
Summons to attend oral proceedings
May 12, 2025
Brief communication - Opposition proceedings
May 7, 2025
(Electronic) Receipt
May 7, 2025
Auxiliary request during Opposition procedure
May 7, 2025
Auxiliary request during Opposition procedure
May 7, 2025
Auxiliary request during Opposition procedure
May 7, 2025
Auxiliary request during Opposition procedure
May 7, 2025
Auxiliary request during Opposition procedure
May 7, 2025
Auxiliary request during Opposition procedure
May 7, 2025
Auxiliary request during Opposition procedure - 01
May 7, 2025
Auxiliary request during Opposition procedure - 02
May 7, 2025
Auxiliary request during Opposition procedure - 03
May 7, 2025
Auxiliary request during Opposition procedure - 04
May 7, 2025
Auxiliary request during Opposition procedure - 05
May 7, 2025
Auxiliary request during Opposition procedure - 06
May 7, 2025
Letter accompanying subsequently filed items
May 7, 2025
Reply of the patent proprietor to the notice(s) of opposition
Jan 21, 2025
Communication of a notice of opposition and request to file observations
Jan 21, 2025
Notice of further oppositions to opponent(s)
Dec 23, 2024
Communication of a notice of opposition - first information to patent proprietor
Dec 20, 2024
(Electronic) Receipt
Dec 20, 2024
Citation in opposition procedure - 001
Dec 20, 2024
Citation in opposition procedure - 002
Dec 20, 2024
Citation in opposition procedure - 003
Dec 20, 2024
Citation in opposition procedure - 004
Dec 20, 2024
Citation in opposition procedure - 005
Dec 20, 2024
Citation in opposition procedure - 006
Dec 20, 2024
Consolidated list of cited opposition documents
Dec 20, 2024
Notice of opposition
Dec 20, 2024
Notice of opposition
Apr 16, 2024
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 7, 2024
Decision to grant a European patent
Feb 28, 2024
(Electronic) Receipt
Feb 28, 2024
English translation of the claims
Feb 28, 2024
Filing of the translations of the claims
Feb 28, 2024
French translation of claims
Feb 28, 2024
Letter accompanying subsequently filed items
Jan 24, 2024
Annex to the communication about intention to grant a European patent
Jan 24, 2024
Bibliographic data of the European patent application
Jan 24, 2024
Communication about intention to grant a European patent
Jan 24, 2024
Intention to grant (signatures)
Jan 24, 2024
Text intended for grant (clean copy)
Jan 24, 2024
Text intended for grant (version for approval)
Dec 22, 2023
Examination started
Apr 26, 2023
Notification on forthcoming publication of bibliographic data
Feb 24, 2023
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Feb 18, 2023
Priority search results copy provided by EPO
Feb 13, 2023
(Electronic) Receipt
Feb 13, 2023
Request for entry into the European phase
Jan 23, 2023
Annexes to the international preliminary examination report
Jan 23, 2023
Copy of the international preliminary examination report
Nov 25, 2022
Information on entry into European phase
Oct 24, 2022
Annex to International preliminary examination report
Oct 24, 2022
International preliminary examination report
Oct 24, 2022
International preliminary examination report - free text sheet
Oct 24, 2022
International preliminary examination report - points I-VIII
Oct 24, 2022
Transmittal of International Preliminary Examination Report
Jul 4, 2022
(Electronic) Receipt
Jul 4, 2022
Letter regarding PCTII procedure
Jul 4, 2022
PCT(IPEA): Amended sheet - claims
Jul 4, 2022
PCT(IPEA): Amended sheet - claims
Jul 4, 2022
Reply to communication PCT/IPEA/408
Jun 2, 2022
Notification of election of EPO
May 31, 2022
Notification of the recording of a change
May 31, 2022
Notification of the recording of a change
May 31, 2022
Notification of the recording of a change
May 31, 2022
Notification of the recording of a change
May 23, 2022
Written opinion
May 23, 2022
Written opinion - free text sheet
May 23, 2022
Written opinion - points I-VIII
May 16, 2022
(Electronic) Receipt
May 16, 2022
Free text
May 16, 2022
Letter regarding PCTII procedure
May 16, 2022
Notification of receipt of demand
May 16, 2022
Reply to Form IPEA424
May 10, 2022
(Electronic) Receipt
May 10, 2022
PCT demand form
May 10, 2022
PCT(IPEA): Amended sheet - claims
May 10, 2022
PCT(IPEA): Amended sheet - claims
May 10, 2022
PCT(IPEA): Amended sheet - description
May 10, 2022
PCT(IPEA): Amended sheet - description
May 10, 2022
Payment of fees and costs
May 10, 2022
Reply to International Search Opinion
Feb 7, 2022
Priority document (electronically transmitted)
Jan 20, 2022
Copy of the international search report
Jan 20, 2022
Copy of the international search report
Jan 20, 2022
Published international application - A1
Jul 27, 2021
Notification of the international application number and of the international filing date
Jul 13, 2021
(Electronic) Receipt
Jul 13, 2021
Abstract
Jul 13, 2021
Claims
Jul 13, 2021
Description
Jul 13, 2021
Document concerning fees and payments
Jul 13, 2021
Drawings
Jul 13, 2021
Electronic request for grant of an International application

EP4182558

FLENDER

Application Number: EP21740569A
Filing Date: Jul 13, 2021
Status: Granted And Under Opposition; Mar 1, 2024
Publication Date: Apr 3, 2024
External Links: Slate, Register , Google Patents