Wet-Rotor Motor Pump

Patent No. EP2786021 (titled "Wet-Rotor Motor Pump") was filed by Wilo on Nov 23, 2012. The application was issued on Feb 12, 2020.

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	Nov 12, 2020	LAUFHUTTE

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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Oct 31, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Oct 31, 2022
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Oct 24, 2022
Termination of the opposition proceedings with revocation of patent
Jul 18, 2022
Advice of delivery
Jul 13, 2022
Advice of delivery
Jul 12, 2022
Annex to the communication - opposition
Jul 12, 2022
Decision of the Opposition Division and instruction
Jul 12, 2022
Decision revoking the European patent
Jul 12, 2022
Decision revoking the European patent
Jul 12, 2022
Grounds for the decision (Annex) - opposition
Jul 12, 2022
Means of redress
Jul 12, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 12, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 12, 2022
Provision of a copy of the minutes - opposition procedure
Jul 12, 2022
Provision of a copy of the minutes - opposition procedure
Jul 12, 2022
Scanned annex to a communication - opposition procedure
Jul 12, 2022
Scanned annex to a communication - opposition procedure
Jul 12, 2022
Transmittal of decision / summons - opposition
Jul 12, 2022
Transmittal of decision / summons - opposition
May 11, 2022
Brief communication - Opposition proceedings
May 11, 2022
Information about the result of oral proceedings
May 9, 2022
(Electronic) Receipt
May 9, 2022
Auxiliary request during Opposition procedure
May 9, 2022
Auxiliary request during Opposition procedure - 01
May 9, 2022
Letter accompanying subsequently filed items
May 9, 2022
Written submission in preparation to/during oral proceedings
Mar 16, 2022
Brief communication - Opposition proceedings
Mar 16, 2022
Brief communication - Opposition proceedings
Mar 11, 2022
(Electronic) Receipt
Mar 11, 2022
(Electronic) Receipt
Mar 11, 2022
Citation in opposition procedure - 003
Mar 11, 2022
Consolidated list of cited opposition documents
Mar 11, 2022
Letter accompanying subsequently filed items
Mar 11, 2022
Letter accompanying subsequently filed items
Mar 11, 2022
Written submission in preparation to/during oral proceedings
Mar 11, 2022
Written submission in preparation to/during oral proceedings
Feb 11, 2022
Brief communication - Opposition proceedings
Feb 7, 2022
(Electronic) Receipt
Feb 7, 2022
Letter accompanying subsequently filed items
Feb 7, 2022
Request for interpreters during oral proceedings
Dec 10, 2021
Notification concerning the date of oral proceedings
Dec 10, 2021
Notification concerning the date of oral proceedings
Aug 5, 2021
Advice of delivery
Aug 3, 2021
Advice of delivery
Jul 29, 2021
Annex to the communication - opposition
Jul 29, 2021
Information concerning oral proceedings
Jul 29, 2021
Summons to attend oral proceedings
Jul 29, 2021
Summons to attend oral proceedings
Jul 29, 2021
Transmittal of decision / summons - opposition
Jul 29, 2021
Transmittal of decision / summons - opposition
May 4, 2021
Brief communication - Opposition proceedings
Apr 1, 2021
(Electronic) Receipt
Apr 1, 2021
Auxiliary request during Opposition procedure
Apr 1, 2021
Auxiliary request during Opposition procedure
Apr 1, 2021
Auxiliary request during Opposition procedure
Apr 1, 2021
Auxiliary request during Opposition procedure
Apr 1, 2021
Auxiliary request during Opposition procedure - 01
Apr 1, 2021
Auxiliary request during Opposition procedure - 02
Apr 1, 2021
Auxiliary request during Opposition procedure - 03
Apr 1, 2021
Auxiliary request during Opposition procedure - 04
Apr 1, 2021
Letter accompanying subsequently filed items
Apr 1, 2021
Reply of the patent proprietor to the notice(s) of opposition
Nov 24, 2020
Communication of a notice of opposition and request to file observations
Nov 24, 2020
Notice of further oppositions to opponent(s)
Nov 17, 2020
Communication of a notice of opposition - first information to patent proprietor
Nov 12, 2020
(Electronic) Receipt
Nov 12, 2020
Any annexes (other than citation) to an opposition letter
Nov 12, 2020
Citation in opposition procedure
Nov 12, 2020
Citation in opposition procedure - 001
Nov 12, 2020
Citation in opposition procedure - 002
Nov 12, 2020
Notice of opposition
Nov 12, 2020
Notice of opposition
Feb 24, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 16, 2020
Decision to grant a European patent
Jan 7, 2020
(Electronic) Receipt
Jan 7, 2020
English translation of the claims
Jan 7, 2020
Filing of the translations of the claims
Jan 7, 2020
French translation of claims
Jan 7, 2020
Letter accompanying subsequently filed items
Nov 4, 2019
Bibliographic data of the European patent application
Nov 4, 2019
Communication about intention to grant a European patent
Nov 4, 2019
Intention to grant (signatures)
Nov 4, 2019
Text intended for grant (clean copy)
Nov 4, 2019
Text intended for grant (version for approval)
Oct 7, 2019
Examination started
Mar 28, 2015
Amended claims filed after receipt of (European) search report
Mar 28, 2015
Amended description filed after receipt of (European) search report
Mar 28, 2015
Amendments received before examination
Mar 26, 2015
Amended claims filed after receipt of (European) search report
Mar 26, 2015
Amended description filed after receipt of (European) search report
Mar 26, 2015
Amendments received before examination
Oct 1, 2014
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Sep 10, 2014
Notification on forthcoming publication of bibliographic data
Jul 11, 2014
Communication to designated inventor
Jun 25, 2014
Comments on Written Opinion of ISA
Jun 25, 2014
Copy of the international preliminary report on patentability
May 10, 2014
Priority search results
May 10, 2014
Request for entry into the European phase
May 9, 2014
Payment of fees and costs
May 9, 2014
Payment of fees and costs
May 9, 2014
Priority search results
May 9, 2014
Request for entry into the European phase
Apr 11, 2014
Information on entry into European phase
Feb 13, 2014
Claims filed under Art.19 PCT
Feb 13, 2014
Published international application - A4
Dec 27, 2013
Copy of the international search report
Dec 27, 2013
Copy of the international search report
Dec 27, 2013
International publication of the international search report
Nov 6, 2013
Written opinion of the ISA, boxes No. I to VIII
Nov 6, 2013
Written opinion of the ISA, cover sheet
Nov 6, 2013
Written opinion of the ISA, supplemental box
Jun 26, 2013
Priority document (electronically transmitted)
Jun 6, 2013
Published international application - A2
Jun 6, 2013
Published international application - A2
Jan 28, 2013
Abstract
Jan 28, 2013
Claims
Jan 28, 2013
Description
Jan 28, 2013
Drawings
Nov 23, 2012
Payment of fees and costs

EP2786021

WILO

Application Number: EP12818777A
Filing Date: Nov 23, 2012
Status: Revoked; Oct 28, 2022
Publication Date: Feb 12, 2020
External Links: Slate, Register , Google Patents

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Wet-Rotor Motor Pump

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Dossier Documents

EP2786021