Electric Motor Driven Pump

Patent No. EP3339650 (titled "Electric Motor Driven Pump") was filed by Grundfos Holding on Dec 21, 2016. The application was issued on Aug 10, 2022.

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
KSB	May 9, 2023	FRICK

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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Jan 20, 2026
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 20, 2026
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 27, 2025
F3345 Forwarding of submissions to parties
Nov 24, 2025
(Electronic) Receipt
Nov 24, 2025
(Electronic) Receipt
Nov 24, 2025
F3011.2 Oral Proceedings: Summons VICO
Nov 24, 2025
F3011.2 Oral Proceedings: Summons VICO
Nov 24, 2025
Letter accompanying subsequently filed items
Nov 24, 2025
Letter accompanying subsequently filed items
Nov 24, 2025
Request for interpreters during oral proceedings
Nov 20, 2025
F3056 Communication: Change of Board due to the technical nature of the appeal
Nov 20, 2025
F3056 Communication: Change of Board due to the technical nature of the appeal
Nov 19, 2025
F3010 Oral proceedings: order for summons
Nov 17, 2025
Composition of the board (T)
Oct 22, 2025
Letter accompanying subsequently filed items
Oct 22, 2025
Request concerning representative opponent
Oct 10, 2025
F3345 Forwarding of submissions to parties
Oct 7, 2025
(Electronic) Receipt
Oct 7, 2025
Letter accompanying subsequently filed items
Oct 7, 2025
Letter relating to Appeal Procedure
Jul 14, 2025
F3345 Forwarding of submissions to parties
Jul 9, 2025
(Electronic) Receipt
Jul 9, 2025
Amended claims with annotations
Jul 9, 2025
Amended claims with annotations
Jul 9, 2025
Amended claims with annotations
Jul 9, 2025
Amended claims with annotations
Jul 9, 2025
Amended claims with annotations
Jul 9, 2025
Amended claims with annotations
Jul 9, 2025
Amended claims with annotations
Jul 9, 2025
Amended claims with annotations
Jul 9, 2025
Amended claims with annotations
Jul 9, 2025
Auxiliary request during appeals procedure - 01
Jul 9, 2025
Auxiliary request during appeals procedure - 02
Jul 9, 2025
Auxiliary request during appeals procedure - 03
Jul 9, 2025
Auxiliary request during appeals procedure - 04
Jul 9, 2025
Auxiliary request during appeals procedure - 05
Jul 9, 2025
Auxiliary request during appeals procedure - 06
Jul 9, 2025
Auxiliary request during appeals procedure - 07
Jul 9, 2025
Auxiliary request during appeals procedure - 08
Jul 9, 2025
Auxiliary request during appeals procedure - 09
Jul 9, 2025
Letter accompanying subsequently filed items
Jul 9, 2025
Reply to appeal
Apr 25, 2025
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Apr 22, 2025
(Electronic) Receipt
Apr 22, 2025
Letter accompanying subsequently filed items
Apr 22, 2025
Statement of grounds of appeal
Mar 25, 2025
F3204 Communication of the file number to the parties
Mar 25, 2025
F3204 Communication of the file number to the parties
Mar 14, 2025
(Electronic) Receipt
Mar 14, 2025
Notice of appeal
Mar 14, 2025
Notice of appeal
Jan 17, 2025
Annex to the communication - opposition
Jan 17, 2025
Brief communication - Opposition proceedings
Jan 17, 2025
Brief communication - Opposition proceedings
Jan 17, 2025
Decision of the Opposition Division and instruction
Jan 17, 2025
Decision rejecting the opposition
Jan 17, 2025
Decision rejecting the opposition
Jan 17, 2025
Grounds for the decision (Annex) - opposition
Jan 17, 2025
Means of redress
Jan 17, 2025
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 17, 2025
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 17, 2025
Provision of a copy of the minutes - opposition procedure
Jan 17, 2025
Provision of a copy of the minutes - opposition procedure
Sep 10, 2024
Information about the result of oral proceedings
Jul 31, 2024
Brief communication - Opposition proceedings
Jul 23, 2024
(Electronic) Receipt
Jul 23, 2024
Letter accompanying subsequently filed items
Jul 23, 2024
Written submission in preparation to/during oral proceedings
Jul 9, 2024
Brief communication - Opposition proceedings
Jul 1, 2024
(Electronic) Receipt
Jul 1, 2024
Citation in opposition procedure - 005
Jul 1, 2024
Citation in opposition procedure - 006
Jul 1, 2024
Consolidated list of cited opposition documents
Jul 1, 2024
Letter accompanying subsequently filed items
Jul 1, 2024
Written submission in preparation to/during oral proceedings
Jun 12, 2024
Brief communication - Opposition proceedings
Jun 4, 2024
(Electronic) Receipt
Jun 4, 2024
Letter accompanying subsequently filed items
Jun 4, 2024
Written submission in preparation to/during oral proceedings
Jan 26, 2024
Brief communication - Opposition proceedings
Jan 18, 2024
Advice of delivery
Jan 18, 2024
Annex to the communication - opposition
Jan 18, 2024
Information concerning oral proceedings
Jan 18, 2024
Scanned annex to a communication - opposition procedure
Jan 18, 2024
Summons to attend oral proceedings
Jan 18, 2024
Summons to attend oral proceedings
Jan 18, 2024
Transmittal of decision / summons - opposition
Jan 18, 2024
Transmittal of decision / summons - opposition
Oct 19, 2023
Brief communication - Opposition proceedings
Oct 12, 2023
(Electronic) Receipt
Oct 12, 2023
Letter accompanying subsequently filed items
Oct 12, 2023
Reply from the opponent to submission of proprietor
Sep 19, 2023
Brief communication - Opposition proceedings
Sep 11, 2023
(Electronic) Receipt
Sep 11, 2023
Auxiliary request during Opposition procedure
Sep 11, 2023
Auxiliary request during Opposition procedure
Sep 11, 2023
Auxiliary request during Opposition procedure
Sep 11, 2023
Auxiliary request during Opposition procedure
Sep 11, 2023
Auxiliary request during Opposition procedure - 01
Sep 11, 2023
Auxiliary request during Opposition procedure - 02
Sep 11, 2023
Auxiliary request during Opposition procedure - 03
Sep 11, 2023
Auxiliary request during Opposition procedure - 04
Sep 11, 2023
Letter accompanying subsequently filed items
Sep 11, 2023
Reply of the patent proprietor to the notice(s) of opposition
May 25, 2023
Communication of a notice of opposition and request to file observations
May 25, 2023
Notice of further oppositions to opponent(s)
May 15, 2023
Communication of a notice of opposition - first information to patent proprietor
May 9, 2023
(Electronic) Receipt
May 9, 2023
Any annexes (other than citation) to an opposition letter
May 9, 2023
Any annexes (other than citation) to an opposition letter
May 9, 2023
Citation in opposition procedure - 001
May 9, 2023
Citation in opposition procedure - 002
May 9, 2023
Citation in opposition procedure - 003
May 9, 2023
Citation in opposition procedure - 004
May 9, 2023
Letter accompanying subsequently filed items
May 9, 2023
Notice of opposition
Oct 26, 2022
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 18, 2022
(Electronic) Receipt
Oct 18, 2022
General enquiry
Oct 18, 2022
Letter accompanying subsequently filed items
Jul 14, 2022
Decision to grant a European patent
Jul 4, 2022
(Electronic) Receipt
Jul 4, 2022
English translation of the claims
Jul 4, 2022
Filing of the translations of the claims
Jul 4, 2022
French translation of claims
Jul 4, 2022
Letter accompanying subsequently filed items
Feb 25, 2022
Bibliographic data of the European patent application
Feb 25, 2022
Communication about intention to grant a European patent
Feb 25, 2022
Intention to grant (signatures)
Feb 25, 2022
Text intended for grant (clean copy)
Feb 25, 2022
Text intended for grant (version for approval)
Apr 15, 2020
(Electronic) Receipt
Apr 15, 2020
Amended claims with annotations
Apr 15, 2020
Amended description with annotations
Apr 15, 2020
Claims
Apr 15, 2020
Description
Apr 15, 2020
Letter accompanying subsequently filed items
Apr 15, 2020
Reply to communication from the Examining Division
Dec 5, 2019
Annex to the communication
Dec 5, 2019
Communication from the Examining Division
Nov 21, 2019
Examination started
Jan 22, 2019
Submission concerning representation
Jan 17, 2019
Submission concerning representation
Dec 17, 2018
(Electronic) Receipt
Dec 17, 2018
Letter accompanying subsequently filed items
Dec 17, 2018
Reply to Written Opinion prepared by the EPO
Jul 2, 2018
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
May 30, 2018
Notification of forthcoming publication
Jun 26, 2017
Communication regarding the transmission of the European search report
Jun 26, 2017
European search opinion
Jun 26, 2017
European search report
Jun 26, 2017
Information on Search Strategy
Jun 14, 2017
Search started
Feb 13, 2017
Communication to designated inventor
Feb 13, 2017
Communication to designated inventor
Feb 13, 2017
Communication to designated inventor
Feb 13, 2017
Communication to designated inventor
Feb 13, 2017
Communication to designated inventor
Dec 21, 2016
Abstract
Dec 21, 2016
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Dec 21, 2016
Claims
Dec 21, 2016
Description
Dec 21, 2016
Designation of inventor
Dec 21, 2016
Drawings
Dec 21, 2016
Request for grant of a European patent

EP3339650

GRUNDFOS HOLDING

Application Number: EP16205701A
Filing Date: Dec 21, 2016
Status: Granted And Under Opposition; Jul 8, 2022
Publication Date: Aug 10, 2022
External Links: Slate, Register , Google Patents

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Electric Motor Driven Pump

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Dossier Documents

EP3339650