Device For Degassing Polymer Melts

Patent No. EP2943325 (titled "Device For Degassing Polymer Melts") was filed by Brckner Maschinenbau on Dec 5, 2013. The application was issued on Jul 10, 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
BARATTI ENGINEERING	Apr 8, 2020	STRAUB

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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Feb 28, 2025
Refund of fees
Feb 26, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Feb 26, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Feb 26, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 26, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 21, 2025
F3014 Oral Proceedings: Order cancelling/postponing
Feb 17, 2025
(Electronic) Receipt
Feb 17, 2025
Letter accompanying subsequently filed items
Feb 17, 2025
Withdrawal of an appeal
Jan 17, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 17, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 6, 2024
F3011.1 Oral Proceedings: summons
May 6, 2024
F3011.1 Oral Proceedings: summons
May 6, 2024
Standard Communication Rule 103 (2) EPC
May 6, 2024
Standard Communication Rule 103 (2) EPC
May 1, 2024
F3010 Oral proceedings: order for summons
Apr 10, 2024
Composition of the board (T)
Sep 13, 2023
F3345 Forwarding of submissions to parties
Sep 7, 2023
(Electronic) Receipt
Sep 7, 2023
Amended claims with annotations
Sep 7, 2023
Amended description with annotations
Sep 7, 2023
Auxiliary request during appeals procedure - 01
Sep 7, 2023
Description
Sep 7, 2023
Letter accompanying subsequently filed items
Sep 7, 2023
Reply to appeal
Jun 29, 2023
F3345 Forwarding of submissions to parties
Jun 14, 2023
Letter which had not been notified
Jun 7, 2023
Communication of the registration of a transfer or change of name and/or address
Jun 7, 2023
F3345 Forwarding of submissions to parties
Jun 1, 2023
Annexes in respect of a client data request
Jun 1, 2023
Letter accompanying subsequently filed items
Jun 1, 2023
Submission concerning change of applicant's name
May 17, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
May 11, 2023
(Electronic) Receipt
May 11, 2023
Letter accompanying subsequently filed items
May 11, 2023
Patent Document cited during the appeal procedure
May 11, 2023
Patent Document cited during the appeal procedure
May 11, 2023
Statement of grounds of appeal
Mar 29, 2023
Refund of fees
Mar 20, 2023
F3204 Communication of the file number to the parties
Mar 13, 2023
(Electronic) Receipt
Mar 13, 2023
Declaration for the purpose of the reduction of the fee for appeal
Mar 13, 2023
Letter accompanying subsequently filed items
Mar 13, 2023
Notice of appeal
Mar 13, 2023
Notice of appeal
Jan 11, 2023
Advice of delivery
Jan 9, 2023
Advice of delivery
Jan 3, 2023
Annex to the communication - opposition
Jan 3, 2023
Decision of the Opposition Division and instruction
Jan 3, 2023
Decision rejecting the opposition
Jan 3, 2023
Decision rejecting the opposition
Jan 3, 2023
Grounds for the decision (Annex) - opposition
Jan 3, 2023
Means of redress
Jan 3, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 3, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 3, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 3, 2023
Provision of a copy of the minutes - opposition procedure
Jan 3, 2023
Provision of a copy of the minutes - opposition procedure
Jan 3, 2023
Scanned annex to a communication - opposition procedure
Jan 3, 2023
Scanned annex to a communication - opposition procedure
Jan 3, 2023
Transmittal of decision / summons - opposition
Jan 3, 2023
Transmittal of decision / summons - opposition
Sep 21, 2022
Information about the result of oral proceedings
Sep 20, 2022
(Electronic) Receipt
Sep 20, 2022
Any annexes (other than citation) to an opposition letter
Sep 20, 2022
Any annexes (other than citation) to an opposition letter
Sep 20, 2022
Letter accompanying subsequently filed items
Sep 20, 2022
Written submission in preparation to/during oral proceedings
Sep 16, 2022
Brief communication - Opposition proceedings
Sep 12, 2022
(Electronic) Receipt
Sep 12, 2022
Letter accompanying subsequently filed items
Sep 12, 2022
Request for interpreters during oral proceedings
Sep 12, 2022
Written submission in preparation to/during oral proceedings
Aug 31, 2022
(Electronic) Receipt
Aug 26, 2022
Notification concerning the date of oral proceedings
Aug 26, 2022
Notification concerning the date of oral proceedings
Aug 26, 2022
Notification concerning the date of oral proceedings
Jul 26, 2022
Brief communication - Opposition proceedings
Jul 21, 2022
(Electronic) Receipt
Jul 21, 2022
Amended description with annotations
Jul 21, 2022
Description
Jul 21, 2022
Letter accompanying subsequently filed items
Jul 21, 2022
Request for interpreters during oral proceedings
Jul 21, 2022
Written submission in preparation to/during oral proceedings
Nov 16, 2021
Brief communication - Opposition proceedings
Nov 2, 2021
Advice of delivery
Oct 27, 2021
(Electronic) Receipt
Oct 27, 2021
Letter accompanying subsequently filed items
Oct 27, 2021
Letter concerning fees and payments
Oct 22, 2021
Transmittal of decision / summons - opposition
Oct 18, 2021
(Electronic) Receipt
Oct 18, 2021
Advice of delivery
Oct 18, 2021
Letter accompanying subsequently filed items
Oct 18, 2021
Oral proceedings: reply to date proposed
Oct 15, 2021
Advice of delivery
Oct 15, 2021
Advice of delivery
Oct 11, 2021
Annex
Oct 11, 2021
Annex to the communication - opposition
Oct 11, 2021
Decision on the taking of evidence
Oct 11, 2021
Decision on the taking of evidence
Oct 11, 2021
Information concerning oral proceedings
Oct 11, 2021
Settlement of expenses for witnesses and experts
Oct 11, 2021
Summons to attend oral proceedings
Oct 11, 2021
Summons to attend oral proceedings
Oct 11, 2021
Summons to give evidence
Oct 11, 2021
Transmittal of decision / summons - opposition
Oct 11, 2021
Transmittal of decision / summons - opposition
Oct 11, 2021
Transmittal of decision / summons - opposition
Oct 11, 2021
Transmittal of decision / summons - opposition
Mar 29, 2021
Enlargement of the examining/opposition division
Mar 12, 2021
Consolidated list of cited opposition documents
Oct 30, 2020
Brief communication - Opposition proceedings
Oct 27, 2020
(Electronic) Receipt
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure - 01
Oct 27, 2020
Letter accompanying subsequently filed items
Oct 27, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jul 13, 2020
Communication of a notice of opposition and request to file observations
Jul 13, 2020
Notice of further oppositions to opponent(s)
Jul 3, 2020
Brief communication - Opposition proceedings
Jul 3, 2020
Brief communication - Opposition proceedings
Jun 29, 2020
(Electronic) Receipt
Jun 29, 2020
Citation in opposition procedure - 005
Jun 29, 2020
Letter accompanying subsequently filed items
Jun 29, 2020
Letter regarding the opposition procedure (no time limit)
Jun 28, 2020
(Electronic) Receipt
Jun 28, 2020
Citation in opposition procedure - 002
Jun 28, 2020
Citation in opposition procedure - 003
Jun 28, 2020
Citation in opposition procedure - 005
Jun 28, 2020
Letter accompanying subsequently filed items
Jun 28, 2020
Letter regarding the opposition procedure (no time limit)
Apr 24, 2020
Brief communication - Opposition proceedings
Apr 20, 2020
Communication of a notice of opposition - first information to patent proprietor
Apr 20, 2020
Letter regarding the opposition procedure (no time limit)
Apr 20, 2020
Non-scannable object
Apr 20, 2020
Non-scannable object
Apr 20, 2020
Request for documents
Apr 8, 2020
(Electronic) Receipt
Apr 8, 2020
Citation in opposition procedure - 001
Apr 8, 2020
Citation in opposition procedure - 001
Apr 8, 2020
Citation in opposition procedure - 002
Apr 8, 2020
Citation in opposition procedure - 003
Apr 8, 2020
Citation in opposition procedure - 004
Apr 8, 2020
Citation in opposition procedure - 005
Apr 8, 2020
Citation in opposition procedure - 006
Apr 8, 2020
Citation in opposition procedure - 007
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 008
Apr 8, 2020
Citation in opposition procedure - 009
Apr 8, 2020
Citation in opposition procedure - 009
Apr 8, 2020
Citation in opposition procedure - 009
Apr 8, 2020
Citation in opposition procedure - 009
Apr 8, 2020
Citation in opposition procedure - 010
Apr 8, 2020
Citation in opposition procedure - 010
Apr 8, 2020
Citation in opposition procedure - 010
Apr 8, 2020
Citation in opposition procedure - 010
Apr 8, 2020
Citation in opposition procedure - 011
Apr 8, 2020
International publication (Pamphlet)
Apr 8, 2020
Notice of opposition
Apr 8, 2020
Notice of opposition
Jul 22, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 14, 2019
Decision to grant a European patent
May 28, 2019
(Electronic) Receipt
May 28, 2019
English translation of the claims
May 28, 2019
Filing of the translations of the claims
May 28, 2019
French translation of claims
May 28, 2019
Letter accompanying subsequently filed items
Mar 25, 2019
Bibliographic data of the European patent application
Mar 25, 2019
Communication about intention to grant a European patent
Mar 25, 2019
Intention to grant (signatures)
Mar 25, 2019
Text intended for grant (clean copy)
Mar 25, 2019
Text intended for grant (version for approval)
Aug 29, 2018
(Electronic) Receipt
Aug 29, 2018
Amended claims with annotations
Aug 29, 2018
Amended description with annotations
Aug 29, 2018
Claims
Aug 29, 2018
Description
Aug 29, 2018
Letter accompanying subsequently filed items
Aug 29, 2018
Reply to communication from the Examining Division
Jul 6, 2018
Communication of amended entries concerning the representative
Jul 3, 2018
Submission concerning change of applicant's representative
May 23, 2018
Annex to the communication
May 23, 2018
Communication from the Examining Division
May 16, 2018
Examination started
Nov 28, 2017
Response to enquiry for communication from the Examining Division
Nov 15, 2017
(Electronic) Receipt
Nov 15, 2017
Enquiry as to the processing of the file
Nov 15, 2017
Letter accompanying subsequently filed items
Jan 25, 2016
(Electronic) Receipt
Jan 25, 2016
Citation for the examination procedure
Jan 25, 2016
Citation for the examination procedure
Jan 25, 2016
Letter accompanying subsequently filed items
Jan 25, 2016
Reply to Written Opinion prepared by the EPO
Oct 27, 2015
Payment of fees and costs
Oct 21, 2015
Notification on forthcoming publication of bibliographic data
Aug 21, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Aug 19, 2015
Communication to designated inventor
Aug 19, 2015
Communication to designated inventor
Jul 28, 2015
Copy of the international preliminary report on patentability
Jun 2, 2015
Payment of fees and costs
Jun 2, 2015
Priority search results
Jun 2, 2015
Request for entry into the European phase
May 22, 2015
Information on entry into European phase
Aug 4, 2014
Priority document (electronically transmitted)
Jul 17, 2014
Copy of the international search report
Jul 17, 2014
Copy of the international search report
Jul 17, 2014
Published international application - A1
Apr 1, 2014
Written opinion of the ISA, boxes No. I to VIII
Apr 1, 2014
Written opinion of the ISA, cover sheet
Apr 1, 2014
Written opinion of the ISA, supplemental box

EP2943325

BRCKNER MASCHINENBAU

Application Number: EP13811379A
Filing Date: Dec 5, 2013
Status: Opposition Rejected; Mar 14, 2025
Publication Date: Jul 10, 2019
External Links: Slate, Register , Google Patents

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Device For Degassing Polymer Melts

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Dossier Documents

EP2943325