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Method For The Regioselective Synthesis Of 1-Alkyl-3-Haloalkyl Pyroazole-4-Carboxylic Acid Derivatives

Patent No. EP2247577 (titled "Method For The Regioselective Synthesis Of 1-Alkyl-3-Haloalkyl Pyroazole-4-Carboxylic Acid Derivatives") was filed by Bayer on Feb 12, 2009. The application was issued on Apr 27, 2022.

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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
STILKENBÖHMER, UWE	Sep 23, 2016	EISENFUHR SPEISER

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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Mar 31, 2022
Decision to maintain the European patent in amended form
Mar 31, 2022
Decision to maintain the European patent in amended form
Mar 28, 2022
Termination of the opposition proceedings with maintenance of patent
Mar 16, 2022
(Electronic) Receipt
Mar 16, 2022
English translation of the claims
Mar 16, 2022
Filing of the translation of the amended claims
Mar 16, 2022
French translation of claims
Mar 16, 2022
Letter accompanying subsequently filed items
Jan 24, 2022
Communication of bibliographic data
Jan 24, 2022
Communication to opponent concerning maintenance
Jan 24, 2022
Communication with request to file translations
Jan 18, 2022
Maintenance of the patent with the documents specified in the final decision
Oct 8, 2021
(Electronic) Receipt
Oct 8, 2021
Advice of delivery
Oct 8, 2021
Letter accompanying subsequently filed items
Oct 7, 2021
Advice of delivery
Oct 6, 2021
Decision of the Opposition Division and instruction
Oct 6, 2021
Druckexemplar in opposition procedure
Oct 6, 2021
Grounds for the decision (Annex) - opposition
Oct 6, 2021
Interlocutory decision in opposition proceedings
Oct 6, 2021
Interlocutory decision in opposition proceedings
Oct 6, 2021
Means of redress
Oct 6, 2021
Transmittal of decision / summons - opposition
Oct 6, 2021
Transmittal of decision / summons - opposition
Jun 21, 2021
Brief communication - Opposition proceedings
Jun 14, 2021
(Electronic) Receipt
Jun 14, 2021
Letter accompanying subsequently filed items
Jun 14, 2021
Reply to an examination report in opposition proceedings
Jun 8, 2021
Brief communication - Opposition proceedings
Jun 8, 2021
Brief communication - Opposition proceedings
Jun 8, 2021
Communication inviting the parties to file observations
Jun 8, 2021
Internal form - Opposition/addressees
May 14, 2021
Brief communication - Opposition proceedings
May 12, 2021
Brief communication - Opposition proceedings
May 10, 2021
(Electronic) Receipt
May 10, 2021
Annex
May 10, 2021
Annex
May 10, 2021
Description
May 10, 2021
Letter accompanying subsequently filed items
May 10, 2021
Reply to an examination report in opposition proceedings
May 6, 2021
(Electronic) Receipt
May 6, 2021
Amended description with annotations
May 6, 2021
Description
May 6, 2021
Letter accompanying subsequently filed items
May 6, 2021
Reply to an examination report in opposition proceedings
Apr 28, 2021
Annex to the communication - opposition
Apr 28, 2021
Brief communication - Opposition proceedings
Apr 28, 2021
Brief communication - Opposition proceedings
Apr 28, 2021
Communication inviting the parties to file observations
Apr 28, 2021
Internal form - Opposition/addressees
Apr 27, 2021
(Electronic) Receipt
Apr 27, 2021
Advice of delivery
Apr 27, 2021
Letter accompanying subsequently filed items
Apr 9, 2021
Advice of delivery
Mar 31, 2021
F3032 Notification(s) of the decision
Mar 31, 2021
F3032 Notification(s) of the decision
Mar 26, 2021
Decision of the Board of Appeal
Mar 19, 2021
Advice of delivery
Mar 16, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Mar 16, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Mar 11, 2021
F3014 Oral Proceedings: Order cancelling/postponing
Mar 10, 2021
F3345 Forwarding of submissions to parties
Mar 5, 2021
(Electronic) Receipt
Mar 5, 2021
(Electronic) Receipt
Mar 5, 2021
Advice of delivery
Mar 5, 2021
Letter accompanying subsequently filed items
Mar 5, 2021
Letter accompanying subsequently filed items
Mar 5, 2021
Letter dealing with oral proceedings during the appeal procedure
Feb 2, 2021
Advice of delivery
Jan 27, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Jan 27, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Jan 19, 2021
F3345 Forwarding of submissions to parties
Jan 14, 2021
(Electronic) Receipt
Jan 14, 2021
Letter accompanying subsequently filed items
Jan 14, 2021
Letter dealing with oral proceedings during the appeal procedure
Oct 20, 2020
Consolidated list of documents cited in appeal procedure
Jul 15, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 15, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 5, 2020
Acknowledgement of a document
May 5, 2020
Acknowledgement of a document
May 4, 2020
F3011.1 Oral Proceedings: summons
May 4, 2020
F3011.1 Oral Proceedings: summons
Apr 28, 2020
F3010 Oral proceedings: order for summons
Nov 19, 2018
Composition of the board (T)
Aug 3, 2018
(Electronic) Receipt
Aug 3, 2018
Citation in appeal procedure - 016
Aug 3, 2018
Letter regarding the opposition procedure (no time limit)
Aug 3, 2018
Reply to appeal
Mar 26, 2018
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 20, 2018
(Electronic) Receipt
Mar 20, 2018
Citation in appeal procedure - 011
Mar 20, 2018
Citation in appeal procedure - 012
Mar 20, 2018
Citation in appeal procedure - 013
Mar 20, 2018
Citation in appeal procedure - 014
Mar 20, 2018
Citation in appeal procedure - 015
Mar 20, 2018
Letter accompanying subsequently filed items
Mar 20, 2018
Statement of grounds of appeal
Jan 31, 2018
F3204 Communication of the file number to the parties
Jan 31, 2018
F3204 Communication of the file number to the parties
Jan 24, 2018
Processing of an appeal
Jan 19, 2018
(Electronic) Receipt
Jan 19, 2018
Claims
Jan 19, 2018
Claims
Jan 19, 2018
Claims
Jan 19, 2018
Claims
Jan 19, 2018
Claims
Jan 19, 2018
Claims
Jan 19, 2018
Letter accompanying subsequently filed items
Jan 19, 2018
Notice of appeal
Dec 6, 2017
(Electronic) Receipt
Dec 6, 2017
Advice of delivery
Dec 6, 2017
Letter accompanying subsequently filed items
Nov 17, 2017
Advice of delivery
Nov 16, 2017
Advice of delivery
Nov 16, 2017
Advice of delivery
Nov 10, 2017
Acknowledgement of a document
Nov 10, 2017
Acknowledgement of a document
Nov 10, 2017
Annex to the communication - opposition
Nov 10, 2017
Decision of the Opposition Division and instruction
Nov 10, 2017
Decision revoking the European patent
Nov 10, 2017
Grounds for the decision (Annex) - opposition
Nov 10, 2017
Internal form - Opposition/addressees
Nov 10, 2017
Internal form - Opposition/addressees
Nov 10, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 10, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 10, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 10, 2017
Provision of a copy of the minutes - opposition procedure
Oct 23, 2017
Information about the result of oral proceedings
Aug 30, 2017
Brief communication - Opposition proceedings
Aug 30, 2017
Brief communication - Opposition proceedings
Aug 23, 2017
(Electronic) Receipt
Aug 23, 2017
(Electronic) Receipt
Aug 23, 2017
Amended claims with annotations
Aug 23, 2017
Amended claims with annotations
Aug 23, 2017
Any annexes (other than citation) to an opposition letter
Aug 23, 2017
Any annexes (other than citation) to an opposition letter
Aug 23, 2017
Any annexes (other than citation) to an opposition letter
Aug 23, 2017
Any annexes (other than citation) to an opposition letter
Aug 23, 2017
Auxiliary request during Opposition procedure
Aug 23, 2017
Auxiliary request during Opposition procedure
Aug 23, 2017
Brief communication - Opposition proceedings
Aug 23, 2017
Letter accompanying subsequently filed items
Aug 23, 2017
Letter accompanying subsequently filed items
Aug 23, 2017
Letter regarding the opposition procedure (no time limit)
Aug 23, 2017
Letter regarding the opposition procedure (no time limit)
Aug 16, 2017
(Electronic) Receipt
Aug 16, 2017
Letter accompanying subsequently filed items
Aug 16, 2017
Request for interpreters during oral proceedings
Jun 9, 2017
Brief communication - Opposition proceedings
Jun 1, 2017
(Electronic) Receipt
Jun 1, 2017
Letter accompanying subsequently filed items
Jun 1, 2017
Request for interpreters during oral proceedings
Apr 12, 2017
Advice of delivery
Apr 10, 2017
Advice of delivery
Apr 4, 2017
Advice of delivery
Apr 3, 2017
Acknowledgement of a document
Apr 3, 2017
Acknowledgement of a document
Apr 3, 2017
Annex to the communication - opposition
Apr 3, 2017
Information concerning oral proceedings
Apr 3, 2017
Preparation for oral proceedings
Apr 3, 2017
Summons to attend oral proceedings
Apr 3, 2017
Summons to attend oral proceedings
Mar 20, 2017
Brief communication - Opposition proceedings
Mar 13, 2017
(Electronic) Receipt
Mar 13, 2017
Amended claims with annotations
Mar 13, 2017
Letter accompanying subsequently filed items
Mar 13, 2017
Main request during Opposition procedure
Mar 13, 2017
Reply of the patent proprietor to the notice(s) of opposition
Nov 2, 2016
Communication of a notice of opposition and request to file observations
Nov 2, 2016
Notice of further oppositions to opponent(s)
Oct 7, 2016
Communication of a notice of opposition - first information to patent proprietor
Sep 23, 2016
(Electronic) Receipt
Sep 23, 2016
Any annexes (other than citation) to an opposition letter
Sep 23, 2016
Non-patent literature cited during the opposition procedure
Sep 23, 2016
Non-patent literature cited during the opposition procedure
Sep 23, 2016
Non-patent literature cited during the opposition procedure
Sep 23, 2016
Notice of opposition
Sep 23, 2016
Notice of opposition
Sep 23, 2016
Patent document cited during the opposition procedure
Sep 23, 2016
Patent document cited during the opposition procedure
Sep 23, 2016
Patent document cited during the opposition procedure
Sep 23, 2016
Patent document cited during the opposition procedure
Sep 23, 2016
Patent document cited during the opposition procedure
Sep 23, 2016
Patent document cited during the opposition procedure
Dec 23, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 26, 2015
Decision to grant a European patent
Oct 28, 2015
(Electronic) Receipt
Oct 28, 2015
English translation of the claims
Oct 28, 2015
Filing of the translations of the claims
Oct 28, 2015
French translation of claims
Oct 28, 2015
Letter accompanying subsequently filed items
Sep 2, 2015
Bibliographic data of the European patent application
Sep 2, 2015
Communication about intention to grant a European patent
Sep 2, 2015
Intention to grant (signatures)
Sep 2, 2015
Text intended for grant (clean copy)
Sep 2, 2015
Text intended for grant (version for approval)
Feb 5, 2015
(Electronic) Receipt
Feb 5, 2015
Amended description with annotations
Feb 5, 2015
Description
Feb 5, 2015
Letter accompanying subsequently filed items
Feb 5, 2015
Reply to communication from the Examining Division
Feb 3, 2015
Grant of extension of time limit (examination procedure)
Jan 28, 2015
(Electronic) Receipt
Jan 28, 2015
Letter accompanying subsequently filed items
Jan 28, 2015
Request for extension of time limit to communication from the Examining Division
Dec 16, 2014
Communication of amended entries concerning the representative
Dec 16, 2014
Communication of the registration of a transfer or change of name and/or address
Dec 4, 2014
Payment of fees and costs
Sep 19, 2014
Annex to the communication
Sep 19, 2014
Communication from the Examining Division
Sep 15, 2014
Examination started
Sep 2, 2014
Submission concerning a transfer of rights (applicant)
Apr 3, 2013
Refund of fees
Apr 29, 2011
Amendments received before examination
Apr 29, 2011
Annex
Apr 27, 2011
Amended claims filed after receipt of (European) search report
Apr 27, 2011
Amended claims with annotations
Apr 27, 2011
Amended description filed after receipt of (European) search report
Apr 27, 2011
Amendments received before examination
Mar 22, 2011
Communication concerning correction of deficiences in Written Opinion/amendment of application/payment of claims fee
Mar 15, 2011
Reminder for payment period (examination fee/designation fees)
Mar 10, 2011
Copy of the international search report
Mar 10, 2011
Copy of the international search report
Mar 10, 2011
International publication of the international search report
Mar 10, 2011
International publication of the international search report
Feb 22, 2011
Copy of the international preliminary report on patentability
Jan 18, 2011
Written opinion of the ISA, boxes No. I to VIII
Jan 18, 2011
Written opinion of the ISA, cover sheet
Jan 18, 2011
Written opinion of the ISA, supplemental box
Oct 13, 2010
Notification on forthcoming publication of bibliographic data
Jul 27, 2010
Notification of the recording of a change
Jul 27, 2010
Notification of the recording of a change
Jul 27, 2010
Notification of the recording of a change
Jul 15, 2010
Request for entry into the European phase
Jul 7, 2010
Information on entry into European phase
Sep 23, 2009
Priority document (electronically transmitted)
Sep 3, 2009
Published international application - A2
Feb 12, 2009
Abstract
Feb 12, 2009
Claims
Feb 12, 2009
Description
Feb 12, 2009
Submission concerning representation

EP2247577

BAYER

Application Number: EP09715350A
Filing Date: Feb 12, 2009
Status: Patent Maintained As Amended; Mar 25, 2022
Publication Date: Apr 27, 2022
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