Method For Producing Pulverized Coal

Patent No. EP2389456 (titled "Method For Producing Pulverized Coal") was filed by Paul Wurth on Jan 21, 2010. The application was issued on Jul 19, 2023.

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
KUTTNER	Sep 20, 2018	HOFFMANN EITLE
LOESCHE	Sep 20, 2018	WUNDERLICH & HEIM PATENTANWALTE PARTG MBB

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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Jun 22, 2023
Decision to maintain the European patent in amended form
Jun 22, 2023
Decision to maintain the European patent in amended form
Jun 22, 2023
Decision to maintain the European patent in amended form
Jun 16, 2023
Termination of the opposition proceedings with maintenance of patent
Jun 12, 2023
(Electronic) Receipt
Jun 12, 2023
Filing of the translation of the amended claims
Jun 12, 2023
French translation of claims
Jun 12, 2023
German translation of the claims
Jun 12, 2023
Letter accompanying subsequently filed items
Apr 13, 2023
Maintenance of the patent with the documents specified in the final decision
Dec 27, 2022
Advice of delivery
Dec 21, 2022
Advice of delivery
Dec 20, 2022
Advice of delivery
Dec 20, 2022
Annex to the communication - opposition
Dec 20, 2022
Citation in opposition procedure - 008
Dec 20, 2022
Decision of the Opposition Division and instruction
Dec 20, 2022
Druckexemplar in opposition procedure
Dec 20, 2022
Grounds for the decision (Annex) - opposition
Dec 20, 2022
Interlocutory decision in opposition proceedings
Dec 20, 2022
Interlocutory decision in opposition proceedings
Dec 20, 2022
Interlocutory decision in opposition proceedings
Dec 20, 2022
Means of redress
Dec 20, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 20, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 20, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 20, 2022
Minutes of the taking of evidence
Dec 20, 2022
Provision of a copy of the minutes - opposition procedure
Dec 20, 2022
Provision of a copy of the minutes - opposition procedure
Dec 20, 2022
Provision of a copy of the minutes - opposition procedure
Dec 20, 2022
Scanned annex to a communication - opposition procedure
Dec 20, 2022
Scanned annex to a communication - opposition procedure
Dec 20, 2022
Scanned annex to a communication - opposition procedure
Dec 20, 2022
Transmittal of decision / summons - opposition
Dec 20, 2022
Transmittal of decision / summons - opposition
Dec 20, 2022
Transmittal of decision / summons - opposition
Oct 13, 2022
Information about the result of oral proceedings
Oct 11, 2022
Consolidated list of cited opposition documents
Sep 1, 2022
Brief communication - Opposition proceedings
Sep 1, 2022
Brief communication - Opposition proceedings
Aug 25, 2022
(Electronic) Receipt
Aug 25, 2022
Letter accompanying subsequently filed items
Aug 25, 2022
Written submission in preparation to/during oral proceedings
Aug 22, 2022
Brief communication - Opposition proceedings
Aug 18, 2022
Brief communication - Opposition proceedings
Aug 18, 2022
Brief communication - Opposition proceedings
Aug 18, 2022
Brief communication - Opposition proceedings
Aug 16, 2022
Brief communication - Opposition proceedings
Aug 16, 2022
Brief communication - Opposition proceedings
Aug 16, 2022
Brief communication - Opposition proceedings
Aug 16, 2022
Brief communication - Opposition proceedings
Aug 12, 2022
(Electronic) Receipt
Aug 12, 2022
(Electronic) Receipt
Aug 12, 2022
Citation in opposition procedure - 020
Aug 12, 2022
Citation in opposition procedure - 020
Aug 12, 2022
Citation in opposition procedure - 021
Aug 12, 2022
Letter accompanying subsequently filed items
Aug 12, 2022
Request for interpreters during oral proceedings
Aug 12, 2022
Written submission in preparation to/during oral proceedings
Aug 9, 2022
(Electronic) Receipt
Aug 9, 2022
Brief communication - Opposition proceedings
Aug 9, 2022
Brief communication - Opposition proceedings
Aug 9, 2022
Letter accompanying subsequently filed items
Aug 9, 2022
Written submission in preparation to/during oral proceedings
Aug 5, 2022
(Electronic) Receipt
Aug 5, 2022
Letter accompanying subsequently filed items
Aug 5, 2022
Request for interpreters during oral proceedings
Aug 3, 2022
(Electronic) Receipt
Aug 3, 2022
Letter accompanying subsequently filed items
Aug 3, 2022
Request for interpreters during oral proceedings
Dec 1, 2021
(Electronic) Receipt
Dec 1, 2021
Letter accompanying subsequently filed items
Dec 1, 2021
Letter regarding the opposition procedure (no time limit)
Dec 1, 2021
Written submission in preparation to/during oral proceedings
Nov 22, 2021
Advice of delivery
Nov 22, 2021
Advice of delivery
Nov 19, 2021
Advice of delivery
Nov 16, 2021
Decision on the taking of evidence
Nov 16, 2021
Decision on the taking of evidence
Nov 16, 2021
Decision on the taking of evidence
Nov 16, 2021
Information concerning oral proceedings
Nov 16, 2021
Scanned annex to a communication - opposition procedure
Nov 16, 2021
Settlement of expenses for witnesses and experts
Nov 16, 2021
Summons to give evidence
Nov 16, 2021
Transmittal of decision / summons - opposition
Nov 16, 2021
Transmittal of decision / summons - opposition
Nov 16, 2021
Transmittal of decision / summons - opposition
Nov 16, 2021
Transmittal of decision / summons - opposition
Jul 19, 2021
Letter accompanying subsequently filed items
Jul 19, 2021
Written submission in preparation to/during oral proceedings
Jun 4, 2021
Advice of delivery
Jun 1, 2021
Notification concerning the date of oral proceedings
Jun 1, 2021
Notification concerning the date of oral proceedings
Jun 1, 2021
Notification concerning the date of oral proceedings
May 31, 2021
Brief communication - Opposition proceedings
May 31, 2021
Brief communication - Opposition proceedings
May 28, 2021
Advice of delivery
May 28, 2021
Advice of delivery
May 28, 2021
Advice of delivery
May 27, 2021
Oral proceedings: Request for postponement
Apr 26, 2021
(Electronic) Receipt
Apr 26, 2021
Letter accompanying subsequently filed items
Apr 16, 2021
Advice of delivery
Apr 9, 2021
Brief communication - Opposition proceedings
Apr 9, 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
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
Auxiliary request during Opposition procedure - 05
Apr 1, 2021
Letter accompanying subsequently filed items
Apr 1, 2021
Written submission in preparation to/during oral proceedings
Mar 26, 2021
(Electronic) Receipt
Mar 26, 2021
Any annexes (other than citation) to an opposition letter
Mar 26, 2021
Letter accompanying subsequently filed items
Mar 26, 2021
Written submission in preparation to/during oral proceedings
Mar 18, 2021
Advice of delivery
Mar 12, 2021
Advice of delivery
Mar 12, 2021
Annex to the communication - opposition
Mar 12, 2021
Decision on the taking of evidence
Mar 12, 2021
Decision on the taking of evidence
Mar 12, 2021
Decision on the taking of evidence
Mar 12, 2021
Notification concerning the date of oral proceedings
Mar 12, 2021
Notification concerning the date of oral proceedings
Mar 12, 2021
Notification concerning the date of oral proceedings
Mar 12, 2021
Settlement of expenses for witnesses and experts
Mar 12, 2021
Summons to give evidence
Mar 12, 2021
Transmittal of decision / summons - opposition
Mar 12, 2021
Transmittal of decision / summons - opposition
Mar 12, 2021
Transmittal of decision / summons - opposition
Mar 12, 2021
Transmittal of decision / summons - opposition
Mar 9, 2021
Brief communication - Opposition proceedings
Mar 9, 2021
Brief communication - Opposition proceedings
Mar 3, 2021
(Electronic) Receipt
Mar 3, 2021
Letter accompanying subsequently filed items
Mar 3, 2021
Request for interpreters during oral proceedings
Feb 2, 2021
Brief communication - Opposition proceedings
Feb 2, 2021
Brief communication - Opposition proceedings
Jan 22, 2021
(Electronic) Receipt
Jan 22, 2021
Letter accompanying subsequently filed items
Jan 22, 2021
Request for interpreters during oral proceedings
Oct 23, 2020
Advice of delivery
Oct 20, 2020
Communication about missing advice of delivery
Jun 25, 2020
(Electronic) Receipt
Jun 25, 2020
Letter accompanying subsequently filed items
Jun 25, 2020
Letter regarding the opposition procedure (no time limit)
Jun 25, 2020
Letter regarding the opposition procedure (no time limit)
Jun 16, 2020
Advice of delivery
Jun 15, 2020
Advice of delivery
Jun 12, 2020
Advice of delivery
Jun 11, 2020
Advice of delivery
Jun 10, 2020
Acknowledgement of a document
Jun 10, 2020
Acknowledgement of a document
Jun 10, 2020
Acknowledgement of a document
Jun 10, 2020
Acknowledgement of a document
Jun 10, 2020
Advice of delivery
Jun 10, 2020
Summons to attend oral proceedings
Jun 10, 2020
Summons to attend oral proceedings
Jun 10, 2020
Summons to attend oral proceedings
Jun 10, 2020
Summons to give evidence
May 14, 2020
Brief communication - Opposition proceedings
May 14, 2020
Brief communication - Opposition proceedings
May 14, 2020
Brief communication - Opposition proceedings
May 7, 2020
(Electronic) Receipt
May 7, 2020
(Electronic) Receipt
May 7, 2020
Letter accompanying subsequently filed items
May 7, 2020
Request for interpreters during oral proceedings
May 7, 2020
Request for interpreters during oral proceedings
Apr 17, 2020
Brief communication - Opposition proceedings
Apr 17, 2020
Brief communication - Opposition proceedings
Apr 8, 2020
(Electronic) Receipt
Apr 8, 2020
Letter accompanying subsequently filed items
Apr 8, 2020
Request for interpreters during oral proceedings
Mar 12, 2020
Brief communication - Opposition proceedings
Mar 12, 2020
Brief communication - Opposition proceedings
Mar 6, 2020
(Electronic) Receipt
Mar 6, 2020
Citation in opposition procedure - 001
Mar 6, 2020
Citation in opposition procedure - 003
Mar 6, 2020
Citation in opposition procedure - 004
Mar 6, 2020
Citation in opposition procedure - 018
Mar 6, 2020
Citation in opposition procedure - 019
Mar 6, 2020
Letter accompanying subsequently filed items
Mar 6, 2020
Written submission in preparation to/during oral proceedings
Nov 21, 2019
Advice of delivery
Nov 15, 2019
Brief communication - Opposition proceedings
Nov 15, 2019
Brief communication - Opposition proceedings
Nov 11, 2019
(Electronic) Receipt
Nov 11, 2019
Letter accompanying subsequently filed items
Nov 11, 2019
Written submission in preparation to/during oral proceedings
Nov 1, 2019
Advice of delivery
Oct 29, 2019
Advice of delivery
Oct 29, 2019
Advice of delivery
Oct 25, 2019
Brief communication - Opposition proceedings
Oct 25, 2019
Brief communication - Opposition proceedings
Oct 18, 2019
(Electronic) Receipt
Oct 18, 2019
Advice of delivery
Oct 18, 2019
Letter accompanying subsequently filed items
Oct 18, 2019
Letter regarding the opposition procedure (no time limit)
Oct 18, 2019
Written submission in preparation to/during oral proceedings
Oct 9, 2019
Advice of delivery
Oct 8, 2019
Advice of delivery
Oct 4, 2019
Advice of delivery
Oct 1, 2019
Acknowledgement of a document
Oct 1, 2019
Acknowledgement of a document
Oct 1, 2019
Acknowledgement of a document
Oct 1, 2019
Acknowledgement of a document
Oct 1, 2019
Annex to the communication - opposition
Oct 1, 2019
Information concerning oral proceedings
May 17, 2019
Enlargement of the examining/opposition division
Feb 22, 2019
Brief communication - Opposition proceedings
Feb 22, 2019
Brief communication - Opposition proceedings
Feb 15, 2019
(Electronic) Receipt
Feb 15, 2019
Auxiliary request during Opposition procedure
Feb 15, 2019
Auxiliary request during Opposition procedure - 01
Feb 15, 2019
Letter accompanying subsequently filed items
Feb 15, 2019
Reply of the patent proprietor to the notice(s) of opposition
Oct 5, 2018
Communication of a notice of opposition and request to file observations
Oct 5, 2018
Notice of further oppositions to opponent(s)
Oct 5, 2018
Notice of further oppositions to opponent(s)
Oct 2, 2018
Communication of a notice of opposition - first information to patent proprietor
Sep 20, 2018
(Electronic) Receipt
Sep 20, 2018
Any annexes (other than citation) to an opposition letter
Sep 20, 2018
Citation in opposition procedure - 001
Sep 20, 2018
Citation in opposition procedure - 002
Sep 20, 2018
Citation in opposition procedure - 003
Sep 20, 2018
Citation in opposition procedure - 004
Sep 20, 2018
Citation in opposition procedure - 005
Sep 20, 2018
Citation in opposition procedure - 005
Sep 20, 2018
Citation in opposition procedure - 005
Sep 20, 2018
Citation in opposition procedure - 005
Sep 20, 2018
Citation in opposition procedure - 005
Sep 20, 2018
Citation in opposition procedure - 006
Sep 20, 2018
Citation in opposition procedure - 006
Sep 20, 2018
Citation in opposition procedure - 006
Sep 20, 2018
Citation in opposition procedure - 006
Sep 20, 2018
Citation in opposition procedure - 006
Sep 20, 2018
Citation in opposition procedure - 007
Sep 20, 2018
Citation in opposition procedure - 008
Sep 20, 2018
Citation in opposition procedure - 008
Sep 20, 2018
Citation in opposition procedure - 009
Sep 20, 2018
Citation in opposition procedure - 010
Sep 20, 2018
Citation in opposition procedure - 010
Sep 20, 2018
Citation in opposition procedure - 011
Sep 20, 2018
Citation in opposition procedure - 012
Sep 20, 2018
Citation in opposition procedure - 013
Sep 20, 2018
Citation in opposition procedure - 014
Sep 20, 2018
Citation in opposition procedure - 015
Sep 20, 2018
Citation in opposition procedure - 015
Sep 20, 2018
Citation in opposition procedure - 016
Sep 20, 2018
Citation in opposition procedure - 016
Sep 20, 2018
Citation in opposition procedure - 016
Sep 20, 2018
Citation in opposition procedure - 016
Sep 20, 2018
Citation in opposition procedure - 017
Sep 20, 2018
Letter concerning fees and payments
Sep 20, 2018
Non-scannable object
Sep 20, 2018
Non-scannable object
Sep 20, 2018
Notice of opposition
Sep 20, 2018
Notice of opposition
Sep 20, 2018
Notice of opposition
Sep 20, 2018
Notice of opposition
Sep 20, 2018
Patent document cited during the opposition procedure
Sep 20, 2018
Patent document cited during the opposition procedure
Sep 20, 2018
Patent document cited during the opposition procedure
Jan 5, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 23, 2017
Decision to grant a European patent
Nov 10, 2017
(Electronic) Receipt
Nov 10, 2017
Filing of the translations of the claims
Nov 10, 2017
French translation of claims
Nov 10, 2017
German translation of the claims
Nov 10, 2017
Letter accompanying subsequently filed items
Jul 19, 2017
Bibliographic data of the European patent application
Jul 19, 2017
Communication about intention to grant a European patent
Jul 19, 2017
Intention to grant (signatures)
Jul 19, 2017
Text intended for grant (clean copy)
Jul 19, 2017
Text intended for grant (version for approval)
Nov 13, 2015
Payment of fees and costs
Apr 7, 2015
(Electronic) Receipt
Apr 7, 2015
Abstract
Apr 7, 2015
Amended claims with annotations
Apr 7, 2015
Claims
Apr 7, 2015
Letter accompanying subsequently filed items
Apr 7, 2015
Reply to communication from the Examining Division
Feb 5, 2015
Grant of extension of time limit (examination procedure)
Feb 2, 2015
(Electronic) Receipt
Feb 2, 2015
Letter accompanying subsequently filed items
Feb 2, 2015
Request for extension of time limit to communication from the Examining Division
Nov 14, 2014
Payment of fees and costs
Sep 23, 2014
Annex to the communication
Sep 23, 2014
Communication from the Examining Division
Sep 2, 2014
Examination started
Jul 12, 2013
Communication of amended entries concerning the representative
Jul 5, 2013
Submission concerning change of applicant's representative
Mar 12, 2012
Amended description filed after receipt of (European) search report
Mar 12, 2012
Amendments received before examination
Mar 12, 2012
Letter accompanying subsequently filed items
Nov 3, 2011
Notification on forthcoming publication of bibliographic data
Sep 12, 2011
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Aug 18, 2011
(Electronic) Receipt
Aug 18, 2011
Request for entry into the European phase
Jul 27, 2011
Copy of the international preliminary examination report
Jun 28, 2011
Notification of the recording of a change
Jun 28, 2011
Notification of the recording of a change
Jun 28, 2011
Notification of the recording of a change
Jun 7, 2011
Information on entry into European phase
May 3, 2011
International preliminary examination report
May 3, 2011
International preliminary examination report
May 3, 2011
International preliminary examination report - free text sheet
May 3, 2011
International preliminary examination report - free text sheet
May 3, 2011
International preliminary examination report - points I-VIII
May 3, 2011
International preliminary examination report - points I-VIII
May 3, 2011
Notification of documents sent to WIPO
May 3, 2011
Transmittal of International Preliminary Examination Report
Mar 16, 2011
Notification of the recording of a change
Mar 16, 2011
Notification of the recording of a change
Mar 16, 2011
Notification of the recording of a change
Feb 17, 2011
Notification of documents sent to WIPO
Jan 27, 2011
Letter regarding PCTII procedure
Jan 27, 2011
Submission concerning representation
Jan 21, 2011
Fax filed during the search and/or examination procedure
Jan 21, 2011
Matter concerning the application
Jan 21, 2011
Submission concerning representation
Jan 7, 2011
Invitation to correct defects in demand
Dec 23, 2010
Notification of election of EPO
Dec 15, 2010
Notification of defects in the demand
Dec 6, 2010
Invitation to submit amendments (PCT)
Dec 6, 2010
Notification of documents sent to WIPO
Dec 6, 2010
Notification of receipt of demand
Nov 22, 2010
Document concerning fees and payments
Nov 22, 2010
Letter regarding PCTII procedure
Nov 22, 2010
PCT demand form
Aug 18, 2010
Priority document (electronically transmitted)
Jul 29, 2010
Copy of the international search report
Jul 29, 2010
Published international application - A1
Jun 14, 2010
Written opinion of the ISA, boxes No. I to VIII
Jun 14, 2010
Written opinion of the ISA, cover sheet
Jun 14, 2010
Written opinion of the ISA, supplemental box
Jan 21, 2010
(Electronic) Receipt
Jan 21, 2010
Abstract
Jan 21, 2010
Claims
Jan 21, 2010
Description
Jan 21, 2010
Drawings

EP2389456

PAUL WURTH

Application Number: EP10701504A
Filing Date: Jan 21, 2010
Status: Patent Maintained As Amended; Jun 16, 2023
Publication Date: Jul 19, 2023
External Links: Slate, Register , Google Patents

IP Verse

Method For Producing Pulverized Coal

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2389456