Backflow Protector

Patent No. EP2807018 (titled "Backflow Protector") was filed by Continental Reifen Deutschland on Jan 7, 2013. The application was issued on Oct 24, 2018.

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
ITW TIRE REPAIR EUROPE	Jul 17, 2019	MEISSNER BOLTE
ITW TIRE REPAIR EUROPE	Jul 17, 2019	MEISSNER BOLTE 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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Aug 19, 2025
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Aug 19, 2025
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
May 12, 2025
Annex to the communication - opposition
May 12, 2025
Brief communication - Opposition proceedings
May 12, 2025
Brief communication - Opposition proceedings
May 12, 2025
Decision revoking the European patent
May 12, 2025
Decision revoking the European patent
May 12, 2025
Grounds for the decision (Annex) - opposition
May 12, 2025
Means of redress
May 12, 2025
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 12, 2025
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 12, 2025
Provision of a copy of the minutes - opposition procedure
May 12, 2025
Provision of a copy of the minutes - opposition procedure
May 12, 2025
Scanned annex to a communication - opposition procedure
May 12, 2025
Scanned annex to a communication - opposition procedure
May 8, 2025
Decision of the Opposition Division and instruction
Apr 8, 2025
Information about the result of oral proceedings
Mar 26, 2025
Letter relating to the request for the automatic debiting procedure
Mar 26, 2025
Letter relating to the revocation of the automatic debiting procedure
Feb 14, 2025
Brief communication - Opposition proceedings
Feb 12, 2025
Brief communication - Opposition proceedings
Feb 7, 2025
(Electronic) Receipt
Feb 7, 2025
Letter accompanying subsequently filed items
Feb 7, 2025
Written submission in preparation to/during oral proceedings
Feb 4, 2025
(Electronic) Receipt
Feb 4, 2025
Brief communication - Opposition proceedings
Feb 4, 2025
Letter accompanying subsequently filed items
Feb 4, 2025
Request for interpreters during oral proceedings
Jan 28, 2025
(Electronic) Receipt
Jan 28, 2025
Auxiliary request during Opposition procedure
Jan 28, 2025
Auxiliary request during Opposition procedure
Jan 28, 2025
Auxiliary request during Opposition procedure - 02
Jan 28, 2025
Auxiliary request during Opposition procedure - 03
Jan 28, 2025
Letter accompanying subsequently filed items
Jan 28, 2025
Written submission in preparation to/during oral proceedings
Sep 5, 2024
Annex to the communication - opposition
Sep 5, 2024
Information concerning oral proceedings
Sep 5, 2024
Scanned annex to a communication - opposition procedure
Sep 5, 2024
Summons to attend oral proceedings
Sep 5, 2024
Summons to attend oral proceedings
Jun 14, 2024
Decision of the Board of Appeal
Jun 14, 2024
Decision of the Board of Appeal
Jun 14, 2024
F3032 Notification(s) of the decision
Jun 14, 2024
F3032 Notification(s) of the decision
Mar 19, 2024
F3013 Oral Proceedings: Forwarding minutes
Mar 19, 2024
F3013 Oral Proceedings: Forwarding minutes
Mar 19, 2024
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Mar 19, 2024
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Mar 13, 2024
F3345 Forwarding of submissions to parties
Mar 12, 2024
(Electronic) Receipt
Mar 12, 2024
F3345 Forwarding of submissions to parties
Mar 12, 2024
Letter accompanying subsequently filed items
Mar 12, 2024
Letter dealing with oral proceedings during the appeal procedure
Mar 12, 2024
Oral proceedings: change of venue
Mar 12, 2024
Oral proceedings: change of venue
Mar 11, 2024
(Electronic) Receipt
Mar 11, 2024
(Electronic) Receipt
Mar 11, 2024
(Electronic) Receipt
Mar 11, 2024
F3345 Forwarding of submissions to parties
Mar 11, 2024
Letter accompanying subsequently filed items
Mar 11, 2024
Letter accompanying subsequently filed items
Mar 11, 2024
Letter accompanying subsequently filed items
Mar 11, 2024
Letter dealing with oral proceedings during the appeal procedure
Mar 11, 2024
Letter dealing with oral proceedings during the appeal procedure
Mar 11, 2024
Letter dealing with oral proceedings during the appeal procedure
Feb 27, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 27, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 16, 2024
F3345 Forwarding of submissions to parties
Feb 15, 2024
F3345 Forwarding of submissions to parties
Feb 13, 2024
Request for interpreters during oral proceedings
Feb 12, 2024
(Electronic) Receipt
Feb 12, 2024
Letter accompanying subsequently filed items
Feb 12, 2024
Request for interpreters during oral proceedings
Feb 8, 2024
F3345 Forwarding of submissions to parties
Feb 7, 2024
Communication of the registration of a transfer or change of name and/or address
Jan 26, 2024
Annexes in respect of a client data request
Jan 26, 2024
Letter accompanying subsequently filed items
Jan 26, 2024
Submission concerning change of applicant's address
Apr 25, 2023
(Electronic) Receipt
Apr 25, 2023
Advice of delivery
Apr 25, 2023
Letter accompanying subsequently filed items
Apr 21, 2023
Advice of delivery
Apr 14, 2023
Advice of delivery
Apr 13, 2023
F3011.1 Oral Proceedings: summons
Apr 13, 2023
F3011.1 Oral Proceedings: summons
Apr 13, 2023
Standard Communication Rule 103 (2) EPC
Apr 13, 2023
Standard Communication Rule 103 (2) EPC
Apr 10, 2023
F3010 Oral proceedings: order for summons
Mar 30, 2023
Communication of amended entries in the Register of European Patents
Mar 30, 2023
F3345 Forwarding of submissions to parties
Mar 27, 2023
Composition of the board (T)
Mar 20, 2023
Letter accompanying subsequently filed items
Mar 20, 2023
Request for change of opponent's representative
Jan 4, 2023
F3345 Forwarding of submissions to parties
Dec 20, 2022
(Electronic) Receipt
Dec 20, 2022
Letter accompanying subsequently filed items
Dec 20, 2022
Letter relating to Appeal Procedure
Oct 20, 2022
F3345 Forwarding of submissions to parties
Oct 15, 2022
(Electronic) Receipt
Oct 15, 2022
Amended claims with annotations
Oct 15, 2022
Amended claims with annotations
Oct 15, 2022
Amended claims with annotations
Oct 15, 2022
Letter accompanying subsequently filed items
Oct 15, 2022
Reply to appeal
Oct 13, 2022
Amended claims with annotations
Oct 13, 2022
Amended claims with annotations
Oct 13, 2022
Amended claims with annotations
Oct 13, 2022
Reply to appeal
Jun 13, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jun 2, 2022
Annexes (other than cited documents) regarding appeal procedure
Jun 2, 2022
Annexes (other than cited documents) regarding appeal procedure
Jun 2, 2022
Non-scannable object
Jun 2, 2022
Statement of grounds of appeal
May 31, 2022
(Electronic) Receipt
May 31, 2022
Annexes (other than cited documents) regarding appeal procedure
May 31, 2022
Annexes (other than cited documents) regarding appeal procedure
May 31, 2022
Letter accompanying subsequently filed items
May 31, 2022
Statement of grounds of appeal
Mar 25, 2022
F3204 Communication of the file number to the parties
Mar 25, 2022
F3204 Communication of the file number to the parties
Mar 16, 2022
(Electronic) Receipt
Mar 16, 2022
Letter accompanying subsequently filed items
Mar 16, 2022
Notice of appeal
Jan 26, 2022
Advice of delivery
Jan 21, 2022
Annex to the communication - opposition
Jan 21, 2022
Decision of the Opposition Division and instruction
Jan 21, 2022
Decision rejecting the opposition
Jan 21, 2022
Decision rejecting the opposition
Jan 21, 2022
Grounds for the decision (Annex) - opposition
Jan 21, 2022
Means of redress
Jan 21, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 21, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 21, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 21, 2022
Provision of a copy of the minutes - opposition procedure
Jan 21, 2022
Provision of a copy of the minutes - opposition procedure
Jan 21, 2022
Transmittal of decision / summons - opposition
Jan 21, 2022
Transmittal of decision / summons - opposition
Dec 16, 2021
Brief communication - Opposition proceedings
Dec 16, 2021
Information about the result of oral proceedings
Dec 16, 2021
Written submission in preparation to/during oral proceedings
Dec 15, 2021
Brief communication - Opposition proceedings
Dec 13, 2021
Written submission in preparation to/during oral proceedings
Dec 10, 2021
(Electronic) Receipt
Dec 10, 2021
Letter accompanying subsequently filed items
Dec 10, 2021
Written submission in preparation to/during oral proceedings
Nov 16, 2021
Notification concerning the date of oral proceedings
Oct 21, 2021
Brief communication - Opposition proceedings
Oct 20, 2021
Communication of amended entries concerning the representative
Oct 14, 2021
Authorisation
Oct 14, 2021
Brief communication - Opposition proceedings
Oct 14, 2021
Citation in opposition procedure - 003
Oct 14, 2021
Written submission in preparation to/during oral proceedings
Oct 13, 2021
Authorisation
Oct 13, 2021
Citation in opposition procedure - 003
Oct 13, 2021
Written submission in preparation to/during oral proceedings
Oct 8, 2021
(Electronic) Receipt
Oct 8, 2021
Letter accompanying subsequently filed items
Oct 8, 2021
Request for interpreters during oral proceedings
Jul 7, 2021
(Electronic) Receipt
Jul 7, 2021
Letter accompanying subsequently filed items
Jul 2, 2021
Notification concerning the date of oral proceedings
Jul 2, 2021
Notification concerning the date of oral proceedings
Mar 15, 2021
Letter relating to the automatic debiting procedure
Dec 14, 2020
Advice of delivery
Dec 3, 2020
Advice of delivery
Nov 26, 2020
Acknowledgement of a document
Nov 26, 2020
Acknowledgement of a document
Nov 26, 2020
Annex to the communication - opposition
Nov 26, 2020
Information concerning oral proceedings
Nov 26, 2020
Summons to attend oral proceedings
Nov 26, 2020
Summons to attend oral proceedings
Nov 24, 2020
Communication of the registration of a transfer or change of name and/or address
Nov 13, 2020
Annexes in respect of a client data request
Nov 13, 2020
Letter accompanying subsequently filed items
Nov 13, 2020
Submission concerning change of applicant's address
Sep 23, 2020
Notification concerning the date of oral proceedings
Sep 23, 2020
Notification concerning the date of oral proceedings
Sep 15, 2020
(Electronic) Receipt
Sep 15, 2020
Letter accompanying subsequently filed items
Sep 15, 2020
Oral proceedings: reply to date proposed
Aug 18, 2020
Result of consultation by telephone/in person
Jul 9, 2020
Brief communication - Opposition proceedings
Jul 6, 2020
(Electronic) Receipt
Jul 6, 2020
Any annexes (other than citation) to an opposition letter
Jul 6, 2020
Letter accompanying subsequently filed items
Jul 6, 2020
Oral proceedings: Request for postponement
Jul 3, 2020
Advice of delivery
Jul 1, 2020
Advice of delivery
Jun 25, 2020
Acknowledgement of a document
Jun 25, 2020
Acknowledgement of a document
Jun 25, 2020
Annex to the communication - opposition
Jun 25, 2020
Information concerning oral proceedings
Jun 25, 2020
Summons to attend oral proceedings
Jun 25, 2020
Summons to attend oral proceedings
Dec 12, 2019
Brief communication - Opposition proceedings
Dec 5, 2019
Reply of the patent proprietor to the notice(s) of opposition
Dec 4, 2019
Reply of the patent proprietor to the notice(s) of opposition
Aug 5, 2019
Communication of a notice of opposition and request to file observations
Aug 5, 2019
Notice of further oppositions to opponent(s)
Jul 23, 2019
Communication of a notice of opposition - first information to patent proprietor
Jul 23, 2019
Consolidated list of cited opposition documents
Jul 17, 2019
(Electronic) Receipt
Jul 17, 2019
Citation in opposition procedure - 001
Jul 17, 2019
Citation in opposition procedure - 002
Jul 17, 2019
Citation in opposition procedure - 003
Jul 17, 2019
Citation in opposition procedure - 003
Jul 17, 2019
Citation in opposition procedure - 004
Jul 17, 2019
Citation in opposition procedure - 005
Jul 17, 2019
Citation in opposition procedure - 006
Jul 17, 2019
Citation in opposition procedure - 006
Jul 17, 2019
Citation in opposition procedure - 007
Jul 17, 2019
Citation in opposition procedure - 008
Jul 17, 2019
Citation in opposition procedure - 009
Jul 17, 2019
Citation in opposition procedure - 010
Jul 17, 2019
Citation in opposition procedure - 011
Jul 17, 2019
Citation in opposition procedure - 012
Jul 17, 2019
Notice of opposition
Jul 17, 2019
Notice of opposition
Jul 17, 2019
Patent document cited during the opposition procedure
Nov 5, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 27, 2018
Decision to grant a European patent
Sep 12, 2018
English translation of the claims
Sep 12, 2018
Filing of the translations of the claims
Sep 12, 2018
French translation of claims
Jul 20, 2018
Bibliographic data of the European patent application
Jul 20, 2018
Communication about intention to grant a European patent
Jul 20, 2018
Intention to grant (signatures)
Jul 20, 2018
Text intended for grant (clean copy)
Jul 20, 2018
Text intended for grant (version for approval)
Jun 13, 2018
Examination started
Feb 15, 2018
Notification regarding date of start of examination with possibility to withdraw
May 4, 2015
Statement of non-availability of priority search results
Apr 21, 2015
Invitation to file a copy of search results(priority)
Mar 13, 2015
Amended claims filed after receipt of (European) search report
Mar 13, 2015
Amended claims with annotations
Mar 13, 2015
Amendments received before examination
Mar 11, 2015
Amended claims filed after receipt of (European) search report
Mar 11, 2015
Amended claims with annotations
Mar 11, 2015
Amendments received before examination
Nov 5, 2014
Notification on forthcoming publication of bibliographic data
Sep 5, 2014
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Sep 3, 2014
Communication to designated inventor
Sep 3, 2014
Communication to designated inventor
Sep 3, 2014
Communication to designated inventor
Aug 13, 2014
Copy of the international preliminary report on patentability
Jun 12, 2014
(Electronic) Receipt
Jun 12, 2014
Request for entry into the European phase
Jun 6, 2014
Information on entry into European phase
Aug 20, 2013
Priority document (electronically transmitted)
Aug 1, 2013
Copy of the international search report
Aug 1, 2013
Copy of the international search report
Aug 1, 2013
Published international application - A1
Apr 22, 2013
Written opinion of the ISA, boxes No. I to VIII
Apr 22, 2013
Written opinion of the ISA, cover sheet
Apr 22, 2013
Written opinion of the ISA, supplemental box

EP2807018

CONTINENTAL REIFEN DEUTSCHLAND

Application Number: EP13700031A
Filing Date: Jan 7, 2013
Status: Revoked; Aug 15, 2025
Publication Date: Oct 24, 2018
External Links: Slate, Register , Google Patents

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Backflow Protector

Patent Summary

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Patent Oppositions (2)

Dossier Documents

EP2807018