Improved Pump Impeller

Patent No. EP1633983 (titled "Improved Pump Impeller") was filed by Weir Minerals Australia on Jun 15, 2004. The application was issued on Nov 27, 2019.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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	Oct 2, 2017	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

Oct 31, 2019
Decision to maintain the European patent in amended form
Oct 31, 2019
Decision to maintain the European patent in amended form
Oct 25, 2019
Termination of the opposition proceedings with maintenance of patent
Oct 22, 2019
(Electronic) Receipt
Oct 22, 2019
Filing of the translation of the amended claims
Oct 22, 2019
French translation of claims
Oct 22, 2019
German translation of the claims
Oct 22, 2019
Letter accompanying subsequently filed items
Jul 29, 2019
Communication to opponent concerning maintenance
Jul 29, 2019
Communication with request to file translations
Jul 22, 2019
Maintenance of the patent with the documents specified in the final decision
Jul 22, 2019
Refund of fees
Jun 25, 2019
Refund of fees
Jun 24, 2019
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 24, 2019
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 18, 2019
Composition of the board (T)
Jun 14, 2019
Withdrawal of an appeal
May 10, 2019
Annex to the communication - opposition
May 10, 2019
Brief communication - Opposition proceedings
May 10, 2019
Brief communication - Opposition proceedings
May 3, 2019
F3204 Communication of the file number to the parties
May 3, 2019
F3204 Communication of the file number to the parties
May 2, 2019
Communication of amended entries
Apr 29, 2019
Brief communication - Opposition proceedings
Apr 29, 2019
Processing of an appeal
Apr 26, 2019
Letter accompanying subsequently filed items
Apr 26, 2019
Letter accompanying subsequently filed items
Apr 26, 2019
Letter concerning fees and payments
Apr 26, 2019
Letter concerning fees and payments
Apr 26, 2019
Letter relating to Appeal Procedure
Apr 24, 2019
(Electronic) Receipt
Apr 24, 2019
(Electronic) Receipt
Apr 24, 2019
(Electronic) Receipt
Apr 24, 2019
Annexes in respect of a client data request
Apr 24, 2019
Annexes in respect of a client data request
Apr 24, 2019
Any annexes (other than citation) to an opposition letter
Apr 24, 2019
Any annexes (other than citation) to an opposition letter
Apr 24, 2019
Interlocutory decision in opposition proceedings
Apr 24, 2019
Interlocutory decision in opposition proceedings
Apr 24, 2019
Letter accompanying subsequently filed items
Apr 24, 2019
Letter accompanying subsequently filed items
Apr 24, 2019
Letter accompanying subsequently filed items
Apr 24, 2019
Notice of appeal
Apr 24, 2019
Notice of appeal
Apr 24, 2019
Request for correction
Feb 21, 2019
Advice of delivery
Feb 19, 2019
Advice of delivery
Feb 15, 2019
Advice of delivery
Feb 14, 2019
Annex to the communication - opposition
Feb 14, 2019
Decision of the Opposition Division and instruction
Feb 14, 2019
Druckexemplar in opposition procedure
Feb 14, 2019
Grounds for the decision (Annex) - opposition
Feb 14, 2019
Interlocutory decision in opposition proceedings
Feb 14, 2019
Internal form - Opposition/addressees
Feb 14, 2019
Internal form - Opposition/addressees
Feb 14, 2019
Means of redress
Feb 14, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 14, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 14, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 14, 2019
Provision of a copy of the minutes - opposition procedure
Feb 14, 2019
Scanned annex to a communication - opposition procedure
Feb 14, 2019
Scanned annex to a communication - opposition procedure
Feb 14, 2019
Scanned annex to a communication - opposition procedure
Jan 29, 2019
Information about the result of oral proceedings
Jan 28, 2019
Brief communication - Opposition proceedings
Jan 22, 2019
(Electronic) Receipt
Jan 22, 2019
Letter accompanying subsequently filed items
Jan 22, 2019
Written submission in preparation to/during oral proceedings
Jan 9, 2019
Brief communication - Opposition proceedings
Dec 21, 2018
Non-patent literature cited during the opposition procedure
Dec 21, 2018
Non-patent literature cited during the opposition procedure
Dec 21, 2018
Non-patent literature cited during the opposition procedure
Dec 21, 2018
Non-patent literature cited during the opposition procedure
Dec 21, 2018
Non-patent literature cited during the opposition procedure
Dec 21, 2018
Non-scannable object
Dec 21, 2018
Non-scannable object
Dec 21, 2018
Written submission in preparation to/during oral proceedings
Nov 16, 2018
Brief communication - Opposition proceedings
Nov 12, 2018
(Electronic) Receipt
Nov 12, 2018
Brief communication - Opposition proceedings
Nov 12, 2018
Non-patent literature cited during the opposition procedure
Nov 12, 2018
Request for interpreters during oral proceedings
Nov 12, 2018
Written submission in preparation to/during oral proceedings
Nov 6, 2018
(Electronic) Receipt
Nov 6, 2018
Amended claims with annotations
Nov 6, 2018
Amended claims with annotations
Nov 6, 2018
Amended claims with annotations
Nov 6, 2018
Amended claims with annotations
Nov 6, 2018
Auxiliary request during Opposition procedure
Nov 6, 2018
Auxiliary request during Opposition procedure
Nov 6, 2018
Auxiliary request during Opposition procedure
Nov 6, 2018
Letter accompanying subsequently filed items
Nov 6, 2018
Main request during Opposition procedure
Nov 6, 2018
Non-patent literature cited during the opposition procedure
Nov 6, 2018
Non-patent literature cited during the opposition procedure
Nov 6, 2018
Patent document cited during the opposition procedure
Nov 6, 2018
Written submission in preparation to/during oral proceedings
Jul 31, 2018
Summons to attend oral proceedings
Jul 31, 2018
Summons to attend oral proceedings
Jul 10, 2018
Brief communication - Opposition proceedings
Jul 9, 2018
Brief communication - Opposition proceedings
Jul 3, 2018
Request for interpreters during oral proceedings
Jul 2, 2018
Advice of delivery
Jul 2, 2018
Advice of delivery
Jul 2, 2018
Request for interpreters during oral proceedings
Jun 29, 2018
Advice of delivery
Jun 26, 2018
Annex to the communication - opposition
Jun 26, 2018
Information concerning oral proceedings
Jun 26, 2018
Summons to attend oral proceedings
Jun 26, 2018
Summons to attend oral proceedings
Mar 15, 2018
Brief communication - Opposition proceedings
Mar 7, 2018
(Electronic) Receipt
Mar 7, 2018
Amended claims with annotations
Mar 7, 2018
Claims
Mar 7, 2018
Letter accompanying subsequently filed items
Mar 7, 2018
Reply of the patent proprietor to the notice(s) of opposition
Nov 21, 2017
(Electronic) Receipt
Nov 21, 2017
Letter accompanying subsequently filed items
Nov 21, 2017
Miscellaneous requests concerning client data
Nov 13, 2017
Communication of a notice of opposition and request to file observations
Nov 13, 2017
Notice of further oppositions to opponent(s)
Oct 18, 2017
Communication of a notice of opposition - first information to patent proprietor
Oct 2, 2017
Any annexes (other than citation) to an opposition letter
Oct 2, 2017
Non-patent literature cited during the opposition procedure
Oct 2, 2017
Non-patent literature cited during the opposition procedure
Oct 2, 2017
Non-patent literature cited during the opposition procedure
Oct 2, 2017
Non-patent literature cited during the opposition procedure
Oct 2, 2017
Non-patent literature cited during the opposition procedure
Oct 2, 2017
Non-patent literature cited during the opposition procedure
Oct 2, 2017
Non-patent literature cited during the opposition procedure
Oct 2, 2017
Non-patent literature cited during the opposition procedure
Oct 2, 2017
Non-patent literature cited during the opposition procedure
Oct 2, 2017
Non-patent literature cited during the opposition procedure
Oct 2, 2017
Notice of opposition
Oct 2, 2017
Patent document cited during the opposition procedure
Oct 2, 2017
Patent document cited during the opposition procedure
Oct 2, 2017
Patent document cited during the opposition procedure
Oct 2, 2017
Payment of fees and costs
Jan 4, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 8, 2016
Decision to grant a European patent
Nov 25, 2016
(Electronic) Receipt
Nov 25, 2016
Filing of the translations of the claims
Nov 25, 2016
French translation of claims
Nov 25, 2016
German translation of the claims
Nov 25, 2016
Letter accompanying subsequently filed items
Oct 21, 2016
Bibliographic data of the European patent application
Oct 21, 2016
Communication about intention to grant a European patent
Oct 21, 2016
Intention to grant (signatures)
Oct 21, 2016
Text intended for grant
Jan 25, 2016
(Electronic) Receipt
Jan 25, 2016
Letter accompanying subsequently filed items
Jan 25, 2016
Reply to communication from the Examining Division
Sep 29, 2015
Annex to the communication
Sep 29, 2015
Communication from the Examining Division
Mar 24, 2015
Response to enquiry for communication from the Examining Division
Mar 6, 2015
(Electronic) Receipt
Mar 6, 2015
Enquiry as to when a communication from the Examining Division can be expected
Mar 6, 2015
Letter accompanying subsequently filed items
Feb 20, 2015
Communication of amended entries concerning the representative
Feb 13, 2015
Submission concerning change of applicant's representative
Jan 2, 2014
(Electronic) Receipt
Jan 2, 2014
Enquiry as to when a communication from the Examining Division can be expected
Jan 2, 2014
Letter accompanying subsequently filed items
Apr 26, 2011
Notification concerning the date of oral proceedings
Apr 20, 2011
(Electronic) Receipt
Apr 20, 2011
Annex
Apr 20, 2011
Letter accompanying subsequently filed items
Apr 20, 2011
Written submission in preparation to/during oral proceedings
Apr 15, 2011
Findings upon submissions relating to oral proceedings
Apr 14, 2011
(Electronic) Receipt
Apr 14, 2011
Annex
Apr 14, 2011
Letter accompanying subsequently filed items
Apr 14, 2011
Written submission in preparation to/during oral proceedings
Apr 4, 2011
Findings upon submissions relating to oral proceedings
Apr 1, 2011
(Electronic) Receipt
Apr 1, 2011
Amended claims with annotations
Apr 1, 2011
Amended claims with annotations
Apr 1, 2011
Amended claims with annotations
Apr 1, 2011
Amended claims with annotations
Apr 1, 2011
Amended claims with annotations
Apr 1, 2011
Amended claims with annotations
Apr 1, 2011
Letter accompanying subsequently filed items
Apr 1, 2011
Letter dealing with oral proceedings
Dec 23, 2010
Acknowledgement of a document
Dec 6, 2010
Acknowledgement of a document
Dec 6, 2010
Notification concerning the date of oral proceedings
Dec 6, 2010
Summons to attend oral proceedings
Nov 30, 2010
Findings upon submissions relating to oral proceedings
Oct 11, 2010
Findings upon submissions relating to oral proceedings
Oct 8, 2010
(Electronic) Receipt
Oct 8, 2010
Advice of delivery
Oct 8, 2010
Letter accompanying subsequently filed items
Oct 8, 2010
Written submission in preparation to/during oral proceedings
Oct 1, 2010
Acknowledgement of a document
Oct 1, 2010
Annex to the communication
Oct 1, 2010
Preparation for oral proceedings
Oct 1, 2010
Summons to attend oral proceedings
Sep 8, 2010
(Electronic) Receipt
Sep 8, 2010
General enquiry
Sep 8, 2010
Letter accompanying subsequently filed items
Aug 7, 2009
(Electronic) Receipt
Aug 7, 2009
Claims
Aug 7, 2009
Claims
Aug 7, 2009
Description
Aug 7, 2009
Description
Aug 7, 2009
Letter accompanying subsequently filed items
Aug 7, 2009
Reply to communication from the Examining Division
May 25, 2009
Grant of extension of time limit (examination procedure)
May 18, 2009
(Electronic) Receipt
May 18, 2009
Letter accompanying subsequently filed items
May 18, 2009
Request for extension of time limit to communication from the Examining Division
Feb 3, 2009
Annex to the communication
Feb 3, 2009
Communication from the Examining Division
Aug 9, 2008
Drawings
Aug 9, 2008
Letter accompanying subsequently filed items
Aug 9, 2008
Matter concerning the application
Sep 6, 2007
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Sep 6, 2007
Claims
Sep 6, 2007
Claims
Sep 6, 2007
Description
Sep 6, 2007
Description
Sep 6, 2007
Letter accompanying subsequently filed items
Sep 6, 2007
Reply to communication from the Examining Division
Jun 1, 2007
Annex to the communication
Jun 1, 2007
Communication from the Examining Division
Apr 27, 2007
Letter accompanying subsequently filed items
Apr 27, 2007
Maintenance of the application
Apr 16, 2007
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Mar 28, 2007
Communication regarding the transmission of the European search report
Mar 28, 2007
Supplementary European search report
May 8, 2006
Communication of the registration of a transfer or change of name and/or address
Apr 10, 2006
Request for change of name
Feb 1, 2006
Notification on forthcoming publication of bibliographic data
Jan 24, 2006
Communication regarding possible amendment of claims/payment of claims fees
Oct 4, 2005
Amended claims filed after receipt of (European) search report
Oct 4, 2005
Letter accompanying subsequently filed items
Oct 4, 2005
Letter concerning fees and payments
Oct 4, 2005
Request for entry into the European phase
Jan 10, 2005
Priority document (electronically transmitted)
Dec 23, 2004
Copy of the international search report
Dec 23, 2004
Published international application - A1

EP1633983

WEIR MINERALS AUSTRALIA

Application Number: EP04736829A
Filing Date: Jun 15, 2004
Status: Patent Maintained As Amended; Oct 25, 2019
Publication Date: Nov 27, 2019
External Links: Slate, Register , Google Patents

IP Verse

Improved Pump Impeller

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP1633983