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Methods For Preparing Compositions Comprising Ammonium Nitrate Double Salts

Patent No. EP2303778 (titled "Methods For Preparing Compositions Comprising Ammonium Nitrate Double Salts") was filed by Advansix Resins & Chemicals on Jul 9, 2009. The application was issued on Feb 19, 2025.

Patent Summary

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Patent Oppositions

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
THYSSENKRUPP INDUSTRIAL SOLUTIONS	Jan 31, 2019	GULDE & PARTNER

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 23, 2025
Decision to maintain the European patent in amended form
Jan 23, 2025
Decision to maintain the European patent in amended form
Jan 8, 2025
(Electronic) Receipt
Jan 8, 2025
Filing of the translation of the amended claims
Jan 8, 2025
French translation of claims
Jan 8, 2025
German translation of the claims
Jan 8, 2025
Letter accompanying subsequently filed items
Dec 3, 2024
Communication of bibliographic data
Dec 3, 2024
Communication to opponent concerning maintenance
Dec 3, 2024
Communication with request to file translations
Nov 26, 2024
Maintenance of the patent with the documents specified in the final decision
Oct 11, 2024
Refund of fees
Oct 10, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Oct 10, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Oct 10, 2024
Maintenance of the patent with the documents specified in the final decision
Oct 2, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Oct 2, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 30, 2024
F3345 Forwarding of submissions to parties
Sep 27, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Sep 26, 2024
(Electronic) Receipt
Sep 26, 2024
Letter accompanying subsequently filed items
Sep 26, 2024
Withdrawal of an appeal
Jul 26, 2024
F3011.2 Oral Proceedings: Summons VICO
Jul 26, 2024
F3011.2 Oral Proceedings: Summons VICO
Jul 23, 2024
F3010 Oral proceedings: order for summons
Jan 30, 2024
F3004 Communication of the Registry
Jan 30, 2024
F3345 Forwarding of submissions to parties
Jan 24, 2024
(Electronic) Receipt
Jan 24, 2024
Letter regarding the opposition procedure (no time limit)
Jan 24, 2024
Request for transfer of rights - opponent
Nov 13, 2023
F3345 Forwarding of submissions to parties
Nov 7, 2023
(Electronic) Receipt
Nov 7, 2023
Letter accompanying subsequently filed items
Nov 7, 2023
Letter relating to Appeal Procedure
Aug 11, 2023
F3345 Forwarding of submissions to parties
Aug 7, 2023
(Electronic) Receipt
Aug 7, 2023
Letter accompanying subsequently filed items
Aug 7, 2023
Reply to appeal
Apr 5, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 31, 2023
(Electronic) Receipt
Mar 31, 2023
Auxiliary request during appeals procedure - 02
Mar 31, 2023
Auxiliary request during appeals procedure - 03
Mar 31, 2023
Auxiliary request during appeals procedure - 04
Mar 31, 2023
Auxiliary request during appeals procedure - 05
Mar 31, 2023
Auxiliary request during appeals procedure - 06
Mar 31, 2023
Auxiliary request during appeals procedure - 07
Mar 31, 2023
Auxiliary request during appeals procedure - 08
Mar 31, 2023
Auxiliary request during appeals procedure - 09
Mar 31, 2023
Auxiliary request during appeals procedure - 10
Mar 31, 2023
Auxiliary request during appeals procedure - 11
Mar 31, 2023
Auxiliary request during appeals procedure - 12
Mar 31, 2023
Auxiliary request during appeals procedure - 13
Mar 31, 2023
Auxiliary request during appeals procedure - 14
Mar 31, 2023
Auxiliary request during appeals procedure - 15
Mar 31, 2023
Auxiliary request during appeals procedure - 16
Mar 31, 2023
Auxiliary request during appeals procedure - 17
Mar 31, 2023
Auxiliary request during appeals procedure - 18
Mar 31, 2023
Auxiliary request during appeals procedure - 19
Mar 31, 2023
Auxiliary request during appeals procedure - 20
Mar 31, 2023
Auxiliary request during appeals procedure - 21
Mar 31, 2023
Auxiliary request during appeals procedure - 22
Mar 31, 2023
Auxiliary request during appeals procedure - 23
Mar 31, 2023
Claims
Mar 31, 2023
Letter accompanying subsequently filed items
Mar 31, 2023
Main request during appeals procedure
Mar 31, 2023
Statement of grounds of appeal
Feb 27, 2023
Composition of the board (T)
Feb 22, 2023
F3204 Communication of the file number to the parties
Feb 22, 2023
F3204 Communication of the file number to the parties
Jan 27, 2023
(Electronic) Receipt
Jan 27, 2023
Letter accompanying subsequently filed items
Jan 27, 2023
Notice of appeal
Dec 1, 2022
Advice of delivery
Nov 29, 2022
Annex to the communication - opposition
Nov 29, 2022
Decision of the Opposition Division and instruction
Nov 29, 2022
Druckexemplar in opposition procedure
Nov 29, 2022
Grounds for the decision (Annex) - opposition
Nov 29, 2022
Interlocutory decision in opposition proceedings
Nov 29, 2022
Interlocutory decision in opposition proceedings
Nov 29, 2022
Means of redress
Nov 29, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 29, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 29, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 29, 2022
Provision of a copy of the minutes - opposition procedure
Nov 29, 2022
Provision of a copy of the minutes - opposition procedure
Nov 29, 2022
Scanned annex to a communication - opposition procedure
Nov 29, 2022
Transmittal of decision / summons - opposition
Nov 29, 2022
Transmittal of decision / summons - opposition
Jul 28, 2022
Information about the result of oral proceedings
Jun 2, 2022
Brief communication - Opposition proceedings
May 26, 2022
(Electronic) Receipt
May 26, 2022
Letter accompanying subsequently filed items
May 26, 2022
Written submission in preparation to/during oral proceedings
May 18, 2022
(Electronic) Receipt
May 18, 2022
Letter accompanying subsequently filed items
May 18, 2022
Written submission in preparation to/during oral proceedings
May 16, 2022
Brief communication - Opposition proceedings
May 16, 2022
Communication of amended entries
May 16, 2022
Communication of amended entries
May 10, 2022
Brief communication - Opposition proceedings
May 5, 2022
(Electronic) Receipt
May 5, 2022
(Electronic) Receipt
May 5, 2022
(Electronic) Receipt
May 5, 2022
Letter accompanying subsequently filed items (CDR)
May 5, 2022
Letter accompanying subsequently filed items (CDR)
May 5, 2022
Letter accompanying subsequently filed items (CDR)
May 5, 2022
Request for change of opponent's representative
May 5, 2022
Request for change of opponent's representative
May 5, 2022
Request for change of opponent's representative
Apr 19, 2022
Notification concerning the date of oral proceedings
Apr 19, 2022
Notification concerning the date of oral proceedings
Nov 25, 2021
Advice of delivery
Nov 23, 2021
Advice of delivery
Nov 22, 2021
Information concerning oral proceedings
Nov 22, 2021
Notification concerning the date of oral proceedings
Nov 22, 2021
Notification concerning the date of oral proceedings
Nov 22, 2021
Summons to attend oral proceedings
Nov 22, 2021
Summons to attend oral proceedings
Nov 22, 2021
Transmittal of decision / summons - opposition
Nov 22, 2021
Transmittal of decision / summons - opposition
Nov 5, 2021
Brief communication - Opposition proceedings
Nov 2, 2021
Advice of delivery
Nov 1, 2021
(Electronic) Receipt
Nov 1, 2021
Any annexes (other than citation) to an opposition letter
Nov 1, 2021
Letter accompanying subsequently filed items
Nov 1, 2021
Oral proceedings: Request for postponement
Oct 29, 2021
Annex to the communication - opposition
Oct 29, 2021
Information concerning oral proceedings
Oct 29, 2021
Summons to attend oral proceedings
Oct 29, 2021
Summons to attend oral proceedings
Oct 29, 2021
Transmittal of decision / summons - opposition
Oct 29, 2021
Transmittal of decision / summons - opposition
Sep 29, 2020
Brief communication - Opposition proceedings
Sep 24, 2020
(Electronic) Receipt
Sep 24, 2020
Letter accompanying subsequently filed items
Sep 24, 2020
Reply to an examination report in opposition proceedings
Sep 18, 2020
Brief communication - Opposition proceedings
Sep 15, 2020
(Electronic) Receipt
Sep 15, 2020
Auxiliary request during Opposition procedure - 01
Sep 15, 2020
Auxiliary request during Opposition procedure - 02
Sep 15, 2020
Auxiliary request during Opposition procedure - 03
Sep 15, 2020
Auxiliary request during Opposition procedure - 04
Sep 15, 2020
Auxiliary request during Opposition procedure - 05
Sep 15, 2020
Auxiliary request during Opposition procedure - 06
Sep 15, 2020
Auxiliary request during Opposition procedure - 07
Sep 15, 2020
Auxiliary request during Opposition procedure - 08
Sep 15, 2020
Auxiliary request during Opposition procedure - 09
Sep 15, 2020
Auxiliary request during Opposition procedure - 10
Sep 15, 2020
Auxiliary request during Opposition procedure - 11
Sep 15, 2020
Auxiliary request during Opposition procedure - 12
Sep 15, 2020
Auxiliary request during Opposition procedure - 13
Sep 15, 2020
Auxiliary request during Opposition procedure - 14
Sep 15, 2020
Auxiliary request during Opposition procedure - 15
Sep 15, 2020
Auxiliary request during Opposition procedure - 16
Sep 15, 2020
Auxiliary request during Opposition procedure - 17
Sep 15, 2020
Auxiliary request during Opposition procedure - 18
Sep 15, 2020
Auxiliary request during Opposition procedure - 19
Sep 15, 2020
Auxiliary request during Opposition procedure - 20
Sep 15, 2020
Auxiliary request during Opposition procedure - 21
Sep 15, 2020
Auxiliary request during Opposition procedure - 22
Sep 15, 2020
Auxiliary request during Opposition procedure - 23
Sep 15, 2020
Letter accompanying subsequently filed items
Sep 15, 2020
Main request during Opposition procedure
Sep 15, 2020
Reply to an examination report in opposition proceedings
Jun 2, 2020
Communication of the registration of a transfer or change of name and/or address
May 21, 2020
Annexes in respect of a client data request
May 21, 2020
Submission concerning change of applicant's address
May 14, 2020
Annex to the communication - opposition
May 14, 2020
Communication inviting the parties to file observations
May 14, 2020
Internal form - Opposition/addressees
Jun 26, 2019
Brief communication - Opposition proceedings
Jun 21, 2019
(Electronic) Receipt
Jun 21, 2019
Auxiliary request during Opposition procedure - 01
Jun 21, 2019
Auxiliary request during Opposition procedure - 02
Jun 21, 2019
Auxiliary request during Opposition procedure - 03
Jun 21, 2019
Auxiliary request during Opposition procedure - 04
Jun 21, 2019
Auxiliary request during Opposition procedure - 05
Jun 21, 2019
Auxiliary request during Opposition procedure - 06
Jun 21, 2019
Auxiliary request during Opposition procedure - 07
Jun 21, 2019
Auxiliary request during Opposition procedure - 08
Jun 21, 2019
Auxiliary request during Opposition procedure - 09
Jun 21, 2019
Auxiliary request during Opposition procedure - 10
Jun 21, 2019
Auxiliary request during Opposition procedure - 11
Jun 21, 2019
Auxiliary request during Opposition procedure - 12
Jun 21, 2019
Auxiliary request during Opposition procedure - 13
Jun 21, 2019
Auxiliary request during Opposition procedure - 14
Jun 21, 2019
Auxiliary request during Opposition procedure - 15
Jun 21, 2019
Auxiliary request during Opposition procedure - 16
Jun 21, 2019
Auxiliary request during Opposition procedure - 17
Jun 21, 2019
Auxiliary request during Opposition procedure - 18
Jun 21, 2019
Auxiliary request during Opposition procedure - 19
Jun 21, 2019
Auxiliary request during Opposition procedure - 20
Jun 21, 2019
Auxiliary request during Opposition procedure - 21
Jun 21, 2019
Auxiliary request during Opposition procedure - 22
Jun 21, 2019
Auxiliary request during Opposition procedure - 23
Jun 21, 2019
Citation in opposition procedure - 015
Jun 21, 2019
Citation in opposition procedure - 016
Jun 21, 2019
Citation in opposition procedure - 017
Jun 21, 2019
Consolidated list of cited opposition documents
Jun 21, 2019
Letter accompanying subsequently filed items
Jun 21, 2019
Main request during Opposition procedure
Jun 21, 2019
Reply of the patent proprietor to the notice(s) of opposition
Feb 13, 2019
Communication of a notice of opposition and request to file observations
Feb 13, 2019
Notice of further oppositions to opponent(s)
Feb 6, 2019
Communication of a notice of opposition - first information to patent proprietor
Jan 31, 2019
(Electronic) Receipt
Jan 31, 2019
Citation in opposition procedure
Jan 31, 2019
Citation in opposition procedure - 001
Jan 31, 2019
Citation in opposition procedure - 002
Jan 31, 2019
Citation in opposition procedure - 003
Jan 31, 2019
Citation in opposition procedure - 004
Jan 31, 2019
Citation in opposition procedure - 005
Jan 31, 2019
Citation in opposition procedure - 006
Jan 31, 2019
Citation in opposition procedure - 007
Jan 31, 2019
Citation in opposition procedure - 008
Jan 31, 2019
Citation in opposition procedure - 009
Jan 31, 2019
Citation in opposition procedure - 010
Jan 31, 2019
Citation in opposition procedure - 011
Jan 31, 2019
Citation in opposition procedure - 012
Jan 31, 2019
Citation in opposition procedure - 013
Jan 31, 2019
Citation in opposition procedure - 014
Jan 31, 2019
Notice of opposition
Jan 31, 2019
Notice of opposition
May 14, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 6, 2018
Decision to grant a European patent
Mar 26, 2018
(Electronic) Receipt
Mar 26, 2018
Filing of the translations of the claims
Mar 26, 2018
French translation of claims
Mar 26, 2018
German translation of the claims
Mar 26, 2018
Letter accompanying subsequently filed items
Mar 14, 2018
Annex to the communication about intention to grant a European patent
Mar 14, 2018
Bibliographic data of the European patent application
Mar 14, 2018
Communication about intention to grant a European patent
Mar 14, 2018
Intention to grant (signatures)
Mar 14, 2018
Text intended for grant (clean copy)
Mar 14, 2018
Text intended for grant (version for approval)
Nov 7, 2017
(Electronic) Receipt
Nov 7, 2017
Amended claims with annotations
Nov 7, 2017
Amended description with annotations
Nov 7, 2017
Claims
Nov 7, 2017
Description
Nov 7, 2017
Letter accompanying subsequently filed items
Nov 7, 2017
Letter filed before dispatch of the 1st communication from the Examining Division(examination procedure)
Nov 7, 2017
Reply to communication from the Examining Division
Sep 14, 2017
Submission concerning representation
Jul 27, 2017
Annex to the communication
Jul 27, 2017
Communication from the Examining Division
Jul 25, 2017
Notification concerning the date of oral proceedings
Jul 3, 2017
(Electronic) Receipt
Jul 3, 2017
Amended claims with annotations
Jul 3, 2017
Claims
Jul 3, 2017
Letter accompanying subsequently filed items
Jul 3, 2017
Written submission in preparation to/during oral proceedings
Jun 28, 2017
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Jun 27, 2017
Communication of the registration of a transfer or change of name and/or address
Jun 22, 2017
Annexes in respect of a client data request
Jun 22, 2017
Annexes in respect of a client data request
Jun 22, 2017
Letter accompanying subsequently filed items
Jun 20, 2017
Annexes in respect of a client data request
May 18, 2017
Annexes in respect of a client data request
May 18, 2017
Submission concerning a transfer of rights (applicant)
Apr 6, 2017
Advice of delivery
Mar 29, 2017
Acknowledgement of a document
Mar 29, 2017
Notification concerning the date of oral proceedings
Mar 29, 2017
Summons to attend oral proceedings
Mar 7, 2017
(Electronic) Receipt
Mar 7, 2017
Advice of delivery
Mar 7, 2017
Letter accompanying subsequently filed items
Mar 7, 2017
Letter dealing with oral proceedings
Feb 14, 2017
Acknowledgement of a document
Feb 14, 2017
Annex to the communication
Feb 14, 2017
Preparation for oral proceedings
Feb 14, 2017
Summons to attend oral proceedings
Jan 12, 2017
Communication confirming withdrawal from representation
Jan 12, 2017
Communication of amended entries concerning the representative
Dec 20, 2016
(Electronic) Receipt
Dec 20, 2016
Letter accompanying subsequently filed items
Aug 26, 2016
(Electronic) Receipt
Aug 26, 2016
Amended claims with annotations
Aug 26, 2016
Claims
Aug 26, 2016
Letter accompanying subsequently filed items
Aug 26, 2016
Reply to communication from the Examining Division
Aug 9, 2016
Annex to the communication
Aug 9, 2016
Consultation by telephone/in person
Aug 9, 2016
Result of consultation by telephone/in person
Jun 29, 2016
Annex to the communication
Jun 29, 2016
Communication from the Examining Division
Feb 4, 2016
Communication of amended entries concerning the representative
Jan 30, 2016
Submission concerning change of applicant's representative
Nov 11, 2015
Communication of the registration of a transfer or change of name and/or address
Nov 3, 2015
Submission concerning change of applicant's representative
Mar 6, 2015
(Electronic) Receipt
Mar 6, 2015
Amended claims with annotations
Mar 6, 2015
Claims
Mar 6, 2015
Letter accompanying subsequently filed items
Mar 6, 2015
Reply to communication from the Examining Division
Nov 11, 2014
Annex to the communication
Nov 11, 2014
Communication from the Examining Division
Jun 18, 2014
CDS Clean up - amended applicant details
Jun 13, 2013
(Electronic) Receipt
Jun 13, 2013
Amended claims with annotations
Jun 13, 2013
Claims
Jun 13, 2013
Letter accompanying subsequently filed items
Jun 13, 2013
Reply to communication from the Examining Division
Apr 17, 2013
Grant of extension of time limit (examination procedure)
Apr 10, 2013
(Electronic) Receipt
Apr 10, 2013
Request for extension of time limit to communication from the Examining Division
Dec 14, 2012
Annex to the communication
Dec 14, 2012
Communication from the Examining Division
Nov 6, 2012
Communication regarding the transmission of the European search report
Nov 6, 2012
Supplementary European search report
May 30, 2011
Submission concerning representation
Mar 25, 2011
Communication confirming withdrawal from representation
Mar 25, 2011
Communication of amended entries concerning the representative
Mar 9, 2011
Notification on forthcoming publication of bibliographic data
Feb 24, 2011
Communication regarding possible amendment of the application/payment of claims fee
Feb 23, 2011
Submission concerning representation
Feb 21, 2011
Submission concerning change of applicant's representative
Feb 4, 2011
Copy of the international preliminary report on patentability
Jan 26, 2011
Notice on debiting of fees
Jan 15, 2011
(Electronic) Receipt
Jan 15, 2011
Request for entry into the European phase
Nov 26, 2010
Information on entry into European phase
Apr 8, 2010
Copy of the international search report
Apr 8, 2010
International publication of the international search report
Feb 10, 2010
Priority document (electronically transmitted)
Feb 10, 2010
Priority document (electronically transmitted)
Jan 21, 2010
Published international application - A2

EP2303778

ADVANSIX RESINS & CHEMICALS

Application Number: EP09798582A
Filing Date: Jul 9, 2009
Status: Patent Maintained As Amended; Jan 17, 2025
Publication Date: Feb 19, 2025
External Links: Slate, Register , Google Patents