Refractory Composition And Process For Forming Article Therefrom

Patent No. EP2550243 (titled "Refractory Composition And Process For Forming Article Therefrom") was filed by Stellar Materials on Mar 22, 2011. The application was issued on Dec 18, 2019.

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
REFRATECHNIK HOLDING	Sep 18, 2020	DR SOLF & ZAPF PATENT UND RECHTSANWALTS PARTG MBB
CHEMISCHE FABRIK BUDENHEIM	Sep 17, 2020	WSL PATENTANWALTE PARTNERSCHAFT 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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May 30, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
May 30, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
May 30, 2023
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
May 24, 2023
Termination of the opposition proceedings with revocation of patent
Feb 24, 2023
Advice of delivery
Feb 15, 2023
Advice of delivery
Feb 14, 2023
Advice of delivery
Feb 14, 2023
Decision of the Opposition Division and instruction
Feb 14, 2023
Decision revoking the European patent
Feb 14, 2023
Decision revoking the European patent
Feb 14, 2023
Decision revoking the European patent
Feb 14, 2023
Grounds for the decision (Annex) - opposition
Feb 14, 2023
Means of redress
Feb 14, 2023
Transmittal of decision / summons - opposition
Feb 14, 2023
Transmittal of decision / summons - opposition
Feb 14, 2023
Transmittal of decision / summons - opposition
Feb 13, 2023
Annex to the communication - opposition
Feb 13, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 13, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 13, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 13, 2023
Provision of a copy of the minutes - opposition procedure
Feb 13, 2023
Provision of a copy of the minutes - opposition procedure
Feb 13, 2023
Provision of a copy of the minutes - opposition procedure
Feb 6, 2023
Decision of the Opposition Division and instruction
Dec 1, 2022
Information about the result of oral proceedings
Nov 14, 2022
Brief communication - Opposition proceedings
Nov 14, 2022
Brief communication - Opposition proceedings
Nov 10, 2022
(Electronic) Receipt
Nov 10, 2022
Annex to the communication - opposition
Nov 10, 2022
Brief communication - Opposition proceedings
Nov 10, 2022
Brief communication - Opposition proceedings
Nov 10, 2022
Brief communication - Opposition proceedings
Nov 10, 2022
Citation in opposition procedure - 060
Nov 10, 2022
Consolidated list of cited opposition documents
Nov 10, 2022
Letter accompanying subsequently filed items
Nov 10, 2022
Written submission in preparation to/during oral proceedings
Nov 3, 2022
(Electronic) Receipt
Nov 3, 2022
Any annexes (other than citation) to an opposition letter
Nov 3, 2022
Letter accompanying subsequently filed items
Nov 3, 2022
Written submission in preparation to/during oral proceedings
Nov 2, 2022
(Electronic) Receipt
Oct 10, 2022
Brief communication - Opposition proceedings
Oct 10, 2022
Brief communication - Opposition proceedings
Oct 5, 2022
Annex to the communication - opposition
Oct 5, 2022
Brief communication - Opposition proceedings
Oct 5, 2022
Brief communication - Opposition proceedings
Oct 5, 2022
Brief communication - Opposition proceedings
Oct 5, 2022
Brief communication - Opposition proceedings
Oct 5, 2022
Brief communication - Opposition proceedings
Sep 29, 2022
(Electronic) Receipt
Sep 29, 2022
Auxiliary request during Opposition procedure - 01
Sep 29, 2022
Auxiliary request during Opposition procedure - 02
Sep 29, 2022
Auxiliary request during Opposition procedure - 03
Sep 29, 2022
Auxiliary request during Opposition procedure - 04
Sep 29, 2022
Auxiliary request during Opposition procedure - 05
Sep 29, 2022
Auxiliary request during Opposition procedure - 06
Sep 29, 2022
Auxiliary request during Opposition procedure - 07
Sep 29, 2022
Auxiliary request during Opposition procedure - 08
Sep 29, 2022
Auxiliary request during Opposition procedure - 09
Sep 29, 2022
Auxiliary request during Opposition procedure - 10
Sep 29, 2022
Auxiliary request during Opposition procedure - 11
Sep 29, 2022
Auxiliary request during Opposition procedure - 12
Sep 29, 2022
Auxiliary request during Opposition procedure - 13
Sep 29, 2022
Citation in opposition procedure - 059
Sep 29, 2022
Letter accompanying subsequently filed items
Sep 29, 2022
Written submission in preparation to/during oral proceedings
Sep 28, 2022
(Electronic) Receipt
Sep 28, 2022
Letter accompanying subsequently filed items
Sep 28, 2022
Letter regarding the opposition procedure (no time limit)
Sep 26, 2022
(Electronic) Receipt
Sep 26, 2022
(Electronic) Receipt
Sep 26, 2022
Letter accompanying subsequently filed items
Sep 26, 2022
Letter accompanying subsequently filed items
Sep 26, 2022
Written submission in preparation to/during oral proceedings
Jun 20, 2022
Notification concerning the date of oral proceedings
Jun 20, 2022
Notification concerning the date of oral proceedings
Jun 20, 2022
Notification concerning the date of oral proceedings
Jun 13, 2022
Brief communication - Opposition proceedings
Jun 13, 2022
Brief communication - Opposition proceedings
Jun 13, 2022
Communication of the registration of a transfer or change of name and/or address
Jun 7, 2022
(Electronic) Receipt
Jun 7, 2022
Letter accompanying subsequently filed items (CDR)
Jun 7, 2022
Submission concerning change of proprietor's address
Apr 26, 2022
Brief communication - Opposition proceedings
Apr 26, 2022
Brief communication - Opposition proceedings
Apr 11, 2022
(Electronic) Receipt
Apr 11, 2022
(Electronic) Receipt
Apr 11, 2022
Citation in opposition procedure - 055
Apr 11, 2022
Citation in opposition procedure - 056
Apr 11, 2022
Citation in opposition procedure - 057
Apr 11, 2022
Citation in opposition procedure - 058
Apr 11, 2022
Letter accompanying subsequently filed items
Apr 11, 2022
Letter accompanying subsequently filed items
Apr 11, 2022
Written submission in preparation to/during oral proceedings
Apr 11, 2022
Written submission in preparation to/during oral proceedings
Mar 7, 2022
Advice of delivery
Mar 4, 2022
Brief communication - Opposition proceedings
Mar 4, 2022
Brief communication - Opposition proceedings
Feb 28, 2022
(Electronic) Receipt
Feb 28, 2022
Request for interpreters during oral proceedings
Feb 21, 2022
Advice of delivery
Feb 8, 2022
Advice of delivery
Feb 8, 2022
Annex to the communication - opposition
Feb 8, 2022
Information concerning oral proceedings
Feb 8, 2022
Summons to attend oral proceedings
Feb 8, 2022
Summons to attend oral proceedings
Feb 8, 2022
Summons to attend oral proceedings
Feb 8, 2022
Transmittal of decision / summons - opposition
Feb 8, 2022
Transmittal of decision / summons - opposition
Feb 8, 2022
Transmittal of decision / summons - opposition
Jun 15, 2021
Brief communication - Opposition proceedings
Jun 15, 2021
Brief communication - Opposition proceedings
Jun 10, 2021
(Electronic) Receipt
Jun 10, 2021
Auxiliary request during Opposition procedure - 01
Jun 10, 2021
Auxiliary request during Opposition procedure - 02
Jun 10, 2021
Auxiliary request during Opposition procedure - 03
Jun 10, 2021
Auxiliary request during Opposition procedure - 04
Jun 10, 2021
Auxiliary request during Opposition procedure - 05
Jun 10, 2021
Auxiliary request during Opposition procedure - 06
Jun 10, 2021
Auxiliary request during Opposition procedure - 07
Jun 10, 2021
Auxiliary request during Opposition procedure - 08
Jun 10, 2021
Citation in opposition procedure - 047
Jun 10, 2021
Citation in opposition procedure - 048
Jun 10, 2021
Citation in opposition procedure - 048
Jun 10, 2021
Citation in opposition procedure - 049
Jun 10, 2021
Citation in opposition procedure - 049
Jun 10, 2021
Citation in opposition procedure - 050
Jun 10, 2021
Citation in opposition procedure - 051
Jun 10, 2021
Citation in opposition procedure - 052
Jun 10, 2021
Citation in opposition procedure - 053
Jun 10, 2021
Citation in opposition procedure - 054
Jun 10, 2021
Letter accompanying subsequently filed items
Jun 10, 2021
Reply of the patent proprietor to the notice(s) of opposition
Mar 11, 2021
Annexes in respect of a client data request
Mar 11, 2021
Annexes in respect of a client data request
Mar 11, 2021
Submission concerning change of applicant's address
Feb 4, 2021
Communication of amended entries
Jan 27, 2021
Request for change of opponent's representative
Dec 11, 2020
Brief communication - Opposition proceedings
Dec 11, 2020
Brief communication - Opposition proceedings
Dec 11, 2020
Brief communication - Opposition proceedings
Dec 11, 2020
Brief communication - Opposition proceedings
Dec 11, 2020
Grant of extension of time limit (opposition procedure)
Dec 8, 2020
(Electronic) Receipt
Dec 8, 2020
Letter accompanying subsequently filed items
Dec 8, 2020
Request for extension of time limit
Oct 7, 2020
(Electronic) Receipt
Oct 7, 2020
Authorisation
Oct 7, 2020
Letter accompanying subsequently filed items
Oct 7, 2020
Submission concerning representation
Oct 2, 2020
Communication of a notice of opposition and request to file observations
Oct 2, 2020
Notice of further oppositions to opponent(s)
Oct 2, 2020
Notice of further oppositions to opponent(s)
Sep 24, 2020
Communication of a notice of opposition - first information to patent proprietor
Sep 23, 2020
Communication of a notice of opposition - first information to patent proprietor
Sep 18, 2020
(Electronic) Receipt
Sep 18, 2020
Any annexes (other than citation) to an opposition letter
Sep 18, 2020
Any annexes (other than citation) to an opposition letter
Sep 18, 2020
Citation in opposition procedure - 009
Sep 18, 2020
Citation in opposition procedure - 009
Sep 18, 2020
Citation in opposition procedure - 019
Sep 18, 2020
Citation in opposition procedure - 020
Sep 18, 2020
Citation in opposition procedure - 021
Sep 18, 2020
Citation in opposition procedure - 022
Sep 18, 2020
Citation in opposition procedure - 023
Sep 18, 2020
Citation in opposition procedure - 024
Sep 18, 2020
Citation in opposition procedure - 025
Sep 18, 2020
Citation in opposition procedure - 026
Sep 18, 2020
Citation in opposition procedure - 027
Sep 18, 2020
Citation in opposition procedure - 028
Sep 18, 2020
Citation in opposition procedure - 029
Sep 18, 2020
Citation in opposition procedure - 030
Sep 18, 2020
Citation in opposition procedure - 031
Sep 18, 2020
Citation in opposition procedure - 032
Sep 18, 2020
Citation in opposition procedure - 033
Sep 18, 2020
Citation in opposition procedure - 034
Sep 18, 2020
Citation in opposition procedure - 034
Sep 18, 2020
Citation in opposition procedure - 035
Sep 18, 2020
Citation in opposition procedure - 036
Sep 18, 2020
Citation in opposition procedure - 037
Sep 18, 2020
Citation in opposition procedure - 038
Sep 18, 2020
Citation in opposition procedure - 039
Sep 18, 2020
Citation in opposition procedure - 040
Sep 18, 2020
Citation in opposition procedure - 041
Sep 18, 2020
Citation in opposition procedure - 042
Sep 18, 2020
Citation in opposition procedure - 043
Sep 18, 2020
Citation in opposition procedure - 044
Sep 18, 2020
Citation in opposition procedure - 045
Sep 18, 2020
Citation in opposition procedure - 046
Sep 18, 2020
Citation in opposition procedure - 046
Sep 18, 2020
Citation in opposition procedure - 046
Sep 18, 2020
Citation in opposition procedure - 046
Sep 18, 2020
Citation in opposition procedure - 046
Sep 18, 2020
Notice of opposition
Sep 18, 2020
Notice of opposition
Sep 18, 2020
Patent document cited during the opposition procedure
Sep 17, 2020
(Electronic) Receipt
Sep 17, 2020
Citation in opposition procedure - 001
Sep 17, 2020
Citation in opposition procedure - 002
Sep 17, 2020
Citation in opposition procedure - 002
Sep 17, 2020
Citation in opposition procedure - 003
Sep 17, 2020
Citation in opposition procedure - 004
Sep 17, 2020
Citation in opposition procedure - 005
Sep 17, 2020
Citation in opposition procedure - 006
Sep 17, 2020
Citation in opposition procedure - 007
Sep 17, 2020
Citation in opposition procedure - 008
Sep 17, 2020
Citation in opposition procedure - 009
Sep 17, 2020
Citation in opposition procedure - 009
Sep 17, 2020
Citation in opposition procedure - 010
Sep 17, 2020
Citation in opposition procedure - 011
Sep 17, 2020
Citation in opposition procedure - 012
Sep 17, 2020
Citation in opposition procedure - 013
Sep 17, 2020
Citation in opposition procedure - 014
Sep 17, 2020
Citation in opposition procedure - 015
Sep 17, 2020
Citation in opposition procedure - 016
Sep 17, 2020
Citation in opposition procedure - 017
Sep 17, 2020
Citation in opposition procedure - 018
Sep 17, 2020
Notice of opposition
Sep 17, 2020
Notice of opposition
Jan 2, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 21, 2019
Decision to grant a European patent
Nov 18, 2019
Decision to allow further processing
Nov 7, 2019
(Electronic) Receipt
Nov 7, 2019
Application deemed to be withdrawn ( translations of claims/payment missing)
Nov 7, 2019
French translation of claims
Nov 7, 2019
German translation of the claims
Nov 7, 2019
Letter accompanying subsequently filed items
Nov 7, 2019
Request for further processing
Nov 4, 2019
Communication of the registration of a transfer or change of name and/or address
Oct 23, 2019
(Electronic) Receipt
Oct 23, 2019
Letter accompanying subsequently filed items
Oct 23, 2019
Submission concerning change of applicant's address
Oct 22, 2019
Communication of the registration of a transfer or change of name and/or address
Oct 3, 2019
(Electronic) Receipt
Oct 3, 2019
Annexes in respect of a client data request
Oct 3, 2019
Letter accompanying subsequently filed items
Oct 3, 2019
Miscellaneous requests concerning client data
Sep 30, 2019
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Sep 12, 2019
(Electronic) Receipt
Sep 12, 2019
Annexes in respect of a client data request
Sep 12, 2019
Letter accompanying subsequently filed items
Sep 12, 2019
Submission concerning a transfer of rights (applicant)
May 20, 2019
Bibliographic data of the European patent application
May 20, 2019
Communication about intention to grant a European patent
May 20, 2019
Intention to grant (signatures)
May 20, 2019
Text intended for grant (clean copy)
May 20, 2019
Text intended for grant (version for approval)
May 7, 2019
Acknowledgement of receipt of third party observations
May 7, 2019
Transmittal of third party observations to applicant
May 2, 2019
(Electronic) Receipt
May 2, 2019
Letter accompanying subsequently filed items
May 2, 2019
Non-patent literature filed by a third party
May 2, 2019
Non-patent literature filed by a third party
May 2, 2019
Observations by third parties
Apr 9, 2019
Notification concerning the date of oral proceedings
Apr 5, 2019
Annex to the communication
Apr 5, 2019
Notification concerning the date of oral proceedings
Apr 3, 2019
(Electronic) Receipt
Apr 3, 2019
Amended claims with annotations
Apr 3, 2019
Amended description with annotations
Apr 3, 2019
Claims
Apr 3, 2019
Description
Apr 3, 2019
Letter accompanying subsequently filed items
Apr 3, 2019
Written submission in preparation to/during oral proceedings
Apr 1, 2019
Advice of delivery
Apr 1, 2019
Annex to the communication
Apr 1, 2019
Notification concerning the date of oral proceedings
Apr 1, 2019
Notification concerning the date of oral proceedings
Mar 29, 2019
(Electronic) Receipt
Mar 29, 2019
Amended claims with annotations
Mar 29, 2019
Amended claims with annotations
Mar 29, 2019
Amended claims with annotations
Mar 29, 2019
Amended claims with annotations
Mar 29, 2019
Claims
Mar 29, 2019
Claims
Mar 29, 2019
Claims
Mar 29, 2019
Claims
Mar 29, 2019
Letter accompanying subsequently filed items
Mar 29, 2019
Written submission in preparation to/during oral proceedings
Mar 26, 2019
Advice of delivery
Mar 12, 2019
(Electronic) Receipt
Mar 12, 2019
Amended claims with annotations
Mar 12, 2019
Amended claims with annotations
Mar 12, 2019
Amended claims with annotations
Mar 12, 2019
Claims
Mar 12, 2019
Claims
Mar 12, 2019
Claims
Mar 12, 2019
Letter accompanying subsequently filed items
Mar 12, 2019
Non-patent literature cited during the examination procedure
Mar 12, 2019
Non-patent literature cited during the examination procedure
Mar 12, 2019
Written submission in preparation to/during oral proceedings
Jan 10, 2019
Communication confirming withdrawal from representation
Jan 10, 2019
Communication of amended entries concerning the representative
Jan 4, 2019
(Electronic) Receipt
Jan 4, 2019
Letter accompanying subsequently filed items
Jan 4, 2019
Submission concerning change of applicant's representative
Oct 17, 2018
Advice of delivery
Oct 12, 2018
Acknowledgement of a document
Oct 12, 2018
Annex to the communication
Oct 12, 2018
Summons to attend oral proceedings
Oct 9, 2018
Submission concerning representation
Oct 5, 2018
Preparation for oral proceedings
Sep 3, 2018
Acknowledgement of receipt of third party observations
Sep 3, 2018
Transmittal of third party observations to applicant
Aug 28, 2018
(Electronic) Receipt
Aug 28, 2018
Letter accompanying subsequently filed items
Aug 28, 2018
Non-patent literature filed by a third party
Aug 28, 2018
Non-patent literature filed by a third party
Aug 28, 2018
Observations by third parties
Jul 13, 2018
(Electronic) Receipt
Jul 13, 2018
Letter accompanying subsequently filed items
Jul 13, 2018
Reply from applicant/patentee regarding third party observations
Jul 9, 2018
Acknowledgement of receipt of third party observations
Jul 9, 2018
Transmittal of third party observations to applicant
Jul 4, 2018
(Electronic) Receipt
Jul 4, 2018
Letter accompanying subsequently filed items
Jul 4, 2018
Observations by third parties
Jul 4, 2018
Patent document filed by a Third party
Jul 4, 2018
Patent document filed by a Third party
Jul 4, 2018
Patent document filed by a Third party
Jul 4, 2018
Patent document filed by a Third party
Jul 4, 2018
Patent document filed by a Third party
Jul 4, 2018
Patent document filed by a Third party
Jul 4, 2018
Patent document filed by a Third party
Jul 4, 2018
Patent document filed by a Third party
Jul 4, 2018
Patent document filed by a Third party
Apr 23, 2018
(Electronic) Receipt
Apr 23, 2018
Amended claims with annotations
Apr 23, 2018
Claims
Apr 23, 2018
Letter accompanying subsequently filed items
Apr 23, 2018
Reply to communication from the Examining Division
Dec 14, 2017
Annex to the communication
Dec 14, 2017
Communication from the Examining Division
Dec 7, 2017
Examination started
Aug 24, 2017
Notification regarding date of start of examination with possibility to withdraw
Sep 15, 2014
(Electronic) Receipt
Sep 15, 2014
Amended claims filed after receipt of (European) search report
Sep 15, 2014
Amended claims with annotations
Sep 15, 2014
Amendments received before examination
Sep 15, 2014
Letter accompanying subsequently filed items
Mar 18, 2014
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Feb 28, 2014
Communication regarding the transmission of the European search report
Feb 28, 2014
European search opinion
Feb 28, 2014
Supplementary European search report
Feb 21, 2014
Search started
Jan 30, 2014
Confirmation of revocation of automatic debit order
Jan 27, 2014
Letter relating to the automatic debiting procedure
Jan 17, 2014
Communication of amended entries concerning the representative
Jan 13, 2014
Submission concerning representation
Jul 17, 2013
Letter relating to the automatic debiting procedure
Apr 23, 2013
Communication of amended entries concerning the representative
Apr 15, 2013
Submission concerning change of applicant's representative
Jan 4, 2013
Notification on forthcoming publication of bibliographic data
Oct 30, 2012
Communication regarding possible amendment of the application/payment of claims fee
Oct 26, 2012
Communication to designated inventor
Oct 26, 2012
Communication to designated inventor
Oct 11, 2012
Notice on debiting of fees
Oct 10, 2012
Copy of the international preliminary report on patentability
Oct 10, 2012
Letter accompanying subsequently filed items
Oct 10, 2012
Letter concerning fees and payments
Sep 26, 2012
(Electronic) Receipt
Sep 26, 2012
Amended claims filed after receipt of (European) search report
Sep 26, 2012
Request for entry into the European phase
Aug 3, 2012
Information on entry into European phase
Jan 12, 2012
Copy of the international search report
Jan 12, 2012
International publication of the international search report
Oct 18, 2011
Priority document (electronically transmitted)
Sep 29, 2011
Published international application - A2

EP2550243

STELLAR MATERIALS

Application Number: EP11760064A
Filing Date: Mar 22, 2011
Status: Revoked; May 26, 2023
Publication Date: Dec 18, 2019
External Links: Slate, Register , Google Patents

IP Verse

Refractory Composition And Process For Forming Article Therefrom

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2550243