Ore Flow Optimization

Patent No. EP4127845 (titled "Ore Flow Optimization") was filed by ABB Schweiz on Mar 31, 2021. The application was issued on May 1, 2024.

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
INNOMOTICS	Jan 31, 2025	MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE MBB
INNOMOTICS	Jan 31, 2025	SIEMENS PATENT ATTORNEYS

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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Mar 18, 2026
Brief communication - Opposition proceedings
Mar 17, 2026
Brief communication - Opposition proceedings
Mar 13, 2026
(Electronic) Receipt
Mar 13, 2026
Letter accompanying subsequently filed items
Mar 13, 2026
Written submission in preparation to/during oral proceedings
Mar 12, 2026
(Electronic) Receipt
Mar 12, 2026
Letter accompanying subsequently filed items
Mar 12, 2026
Request for interpreters during oral proceedings
Mar 12, 2026
Written submission in preparation to/during oral proceedings
Oct 10, 2025
Annex to the communication - opposition
Oct 10, 2025
Information concerning oral proceedings
Oct 10, 2025
Scanned annex to a communication - opposition procedure
Oct 10, 2025
Summons to attend oral proceedings
Oct 10, 2025
Summons to attend oral proceedings
Jun 18, 2025
Brief communication - Opposition proceedings
Jun 13, 2025
(Electronic) Receipt
Jun 13, 2025
Auxiliary request during Opposition procedure
Jun 13, 2025
Auxiliary request during Opposition procedure
Jun 13, 2025
Auxiliary request during Opposition procedure
Jun 13, 2025
Auxiliary request during Opposition procedure
Jun 13, 2025
Auxiliary request during Opposition procedure
Jun 13, 2025
Auxiliary request during Opposition procedure
Jun 13, 2025
Auxiliary request during Opposition procedure
Jun 13, 2025
Auxiliary request during Opposition procedure
Jun 13, 2025
Auxiliary request during Opposition procedure
Jun 13, 2025
Auxiliary request during Opposition procedure
Jun 13, 2025
Auxiliary request during Opposition procedure - 01
Jun 13, 2025
Auxiliary request during Opposition procedure - 02
Jun 13, 2025
Auxiliary request during Opposition procedure - 03
Jun 13, 2025
Auxiliary request during Opposition procedure - 04
Jun 13, 2025
Auxiliary request during Opposition procedure - 05
Jun 13, 2025
Auxiliary request during Opposition procedure - 06
Jun 13, 2025
Auxiliary request during Opposition procedure - 07
Jun 13, 2025
Auxiliary request during Opposition procedure - 08
Jun 13, 2025
Auxiliary request during Opposition procedure - 09
Jun 13, 2025
Auxiliary request during Opposition procedure - 10
Jun 13, 2025
Letter accompanying subsequently filed items
Jun 13, 2025
Reply of the patent proprietor to the notice(s) of opposition
Apr 2, 2025
Brief communication - Opposition proceedings
Apr 2, 2025
Communication concerning the filing of a power of attorney
Apr 2, 2025
Communication of amended entries
Mar 28, 2025
(Electronic) Receipt
Mar 28, 2025
Citation in opposition procedure - 001
Mar 28, 2025
Citation in opposition procedure - 002
Mar 28, 2025
Citation in opposition procedure - 004
Mar 28, 2025
Citation in opposition procedure - 005
Mar 28, 2025
Citation in opposition procedure - 006
Mar 28, 2025
Citation in opposition procedure - 007
Mar 28, 2025
Citation in opposition procedure - 008
Mar 28, 2025
Consolidated list of cited opposition documents
Mar 28, 2025
Letter accompanying subsequently filed items
Mar 28, 2025
Letter regarding the opposition procedure (no time limit)
Mar 27, 2025
(Electronic) Receipt
Mar 27, 2025
Letter accompanying subsequently filed items
Mar 27, 2025
Request for change of opponent's representative
Feb 14, 2025
Communication of a notice of opposition and request to file observations
Feb 14, 2025
Notice of further oppositions to opponent(s)
Feb 7, 2025
Communication of a notice of opposition - first information to patent proprietor
Feb 5, 2025
Request for documents
Jan 31, 2025
(Electronic) Receipt
Jan 31, 2025
Citation in opposition procedure - 003
Jan 31, 2025
Notice of opposition
Jan 31, 2025
Notice of opposition
May 15, 2024
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 5, 2024
Decision to grant a European patent
Mar 20, 2024
(Electronic) Receipt
Mar 20, 2024
Filing of the translations of the claims
Mar 20, 2024
French translation of claims
Mar 20, 2024
German translation of the claims
Nov 23, 2023
Annex to the communication about intention to grant a European patent
Nov 23, 2023
Bibliographic data of the European patent application
Nov 23, 2023
Communication about intention to grant a European patent
Nov 23, 2023
Intention to grant (signatures)
Nov 23, 2023
Text intended for grant (clean copy)
Nov 23, 2023
Text intended for grant (version for approval)
Nov 15, 2023
Bibliographic data of the European patent application
Oct 2, 2023
Examination started
Jan 11, 2023
Notification on forthcoming publication of bibliographic data
Nov 9, 2022
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Nov 2, 2022
Priority search results copy provided by EPO
Oct 10, 2022
Annexes to the international preliminary examination report
Oct 10, 2022
Copy of the international preliminary examination report
Oct 6, 2022
(Electronic) Receipt
Oct 6, 2022
Annex
Oct 6, 2022
Request for entry into the European phase
Aug 12, 2022
Information on entry into European phase
Feb 24, 2022
Annex to International preliminary examination report
Feb 24, 2022
International preliminary examination report
Feb 24, 2022
International preliminary examination report - free text sheet
Feb 24, 2022
International preliminary examination report - points I-VIII
Feb 24, 2022
Transmittal of International Preliminary Examination Report
Feb 21, 2022
Notification of election of EPO
Jan 28, 2022
Notification of receipt of demand
Jan 25, 2022
(Electronic) Receipt
Jan 25, 2022
PCT demand form
Jan 25, 2022
PCT(IPEA): Amended sheet - claims
Jan 25, 2022
PCT(IPEA): Amended sheet - claims
Jan 25, 2022
Payment of fees and costs
Jan 25, 2022
Reply to International Search Opinion
Oct 25, 2021
Priority document (electronically transmitted)
Oct 7, 2021
Copy of the international search report
Oct 7, 2021
Published international application - A1
May 8, 2021
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Apr 12, 2021
Notification of the international application number and of the international filing date
Mar 31, 2021
(Electronic) Receipt
Mar 31, 2021
Abstract
Mar 31, 2021
Claims
Mar 31, 2021
Description
Mar 31, 2021
Document concerning fees and payments
Mar 31, 2021
Drawings
Mar 31, 2021
Electronic request for grant of an International application
Mar 31, 2021
Incoming communication concerning PCT Direct
Mar 31, 2021
Priority document (RO-procedure)

EP4127845

ABB SCHWEIZ

Application Number: EP21715276A
Filing Date: Mar 31, 2021
Status: Granted And Under Opposition; Mar 29, 2024
Publication Date: May 1, 2024
External Links: Slate, Register , Google Patents

IP Verse

Ore Flow Optimization

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP4127845