Flexible Lightweight Antiballistic Protection

Patent No. EP3458796 (titled "Flexible Lightweight Antiballistic Protection") was filed by Seyntex on May 19, 2017. The application was issued on Jul 21, 2021.

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
MEHLER VARIO SYSTEM	Mar 17, 2022	MEYER DULHEUER MD LEGAL PATENTANWALTE PARTG 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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Jan 5, 2026
Decision to maintain the European patent in amended form
Jan 5, 2026
Decision to maintain the European patent in amended form
Dec 16, 2025
Decision of the Enlarged Board of Appeal in review procedure
Dec 16, 2025
Notification of the Decision to the Petitioner / Other party (R)
Dec 16, 2025
Notification of the Decision to the Petitioner / Other party (R)
Dec 10, 2025
(Electronic) Receipt
Dec 10, 2025
Filing of the translation of the amended claims
Dec 10, 2025
French translation of claims
Dec 10, 2025
German translation of the claims
Dec 10, 2025
Letter accompanying subsequently filed items
Nov 28, 2025
Commencement of Proceedings - Art. 112a EPC - Other party (R)
Nov 28, 2025
Commencement of Proceedings - Art. 112a EPC - Petitioner (R)
Nov 20, 2025
Decision correcting errors
Nov 20, 2025
F3033.1 Forwarding decision correcting errors to the parties
Nov 20, 2025
F3033.1 Forwarding decision correcting errors to the parties
Nov 20, 2025
Order - 3 members - pursuant to Art. 6(4) BDS EBA (R)
Oct 30, 2025
(Electronic) Receipt
Oct 30, 2025
Annexes (other than cited documents) regarding review procedure
Oct 30, 2025
Annexes (other than cited documents) regarding review procedure
Oct 30, 2025
Annexes (other than cited documents) regarding review procedure
Oct 30, 2025
Letter accompanying subsequently filed items
Oct 30, 2025
Letter relating to review procedure
Sep 24, 2025
Communication of bibliographic data
Sep 24, 2025
Communication to opponent concerning maintenance
Sep 24, 2025
Communication with request to file translations
Sep 16, 2025
Maintenance of the patent with the documents specified in the final decision
Sep 3, 2025
Decision of the Board of Appeal
Sep 3, 2025
F3032 Notification(s) of the decision
Sep 3, 2025
F3032 Notification(s) of the decision
Jul 25, 2025
F3345 Forwarding of submissions to parties
Jul 23, 2025
(Electronic) Receipt
Jul 23, 2025
Citation in appeal procedure - 026
Jul 23, 2025
Citation in appeal procedure - 027
Jul 23, 2025
Citation in appeal procedure - 028
Jul 23, 2025
Citation in appeal procedure - 029
Jul 23, 2025
Citation in appeal procedure - 030
Jul 23, 2025
Citation in appeal procedure - 031
Jul 23, 2025
Citation in appeal procedure - 032
Jul 23, 2025
Citation in appeal procedure - 033
Jul 23, 2025
Citation in appeal procedure - 035
Jul 23, 2025
Citation in appeal procedure - 036
Jul 23, 2025
Letter accompanying subsequently filed items
Jul 23, 2025
Letter dealing with oral proceedings during the appeal procedure
Jun 27, 2025
F3345 Forwarding of submissions to parties
Jun 20, 2025
(Electronic) Receipt
Jun 20, 2025
Letter accompanying subsequently filed items
Jun 20, 2025
Letter dealing with oral proceedings during the appeal procedure
Jun 4, 2025
F3345 Forwarding of submissions to parties
May 30, 2025
F3345 Forwarding of submissions to parties
May 28, 2025
(Electronic) Receipt
May 28, 2025
Letter accompanying subsequently filed items
May 28, 2025
Letter dealing with oral proceedings during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 28, 2025
Non-Patent Literature cited during the appeal procedure
May 26, 2025
(Electronic) Receipt
May 26, 2025
Letter accompanying subsequently filed items
May 26, 2025
Request for interpreters during oral proceedings
Apr 8, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 8, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 26, 2025
F3345 Forwarding of submissions to parties
Mar 19, 2025
(Electronic) Receipt
Mar 19, 2025
Letter accompanying subsequently filed items
Mar 19, 2025
Letter dealing with oral proceedings during the appeal procedure
Mar 5, 2025
F3011.2 Oral Proceedings: Summons VICO
Mar 5, 2025
F3011.2 Oral Proceedings: Summons VICO
Feb 28, 2025
F3010 Oral proceedings: order for summons
Nov 24, 2024
Composition of the board (T)
Aug 23, 2024
F3345 Forwarding of submissions to parties
Aug 16, 2024
Citation in appeal procedure - 024
Aug 16, 2024
Reply to appeal
Jun 27, 2024
F3345 Forwarding of submissions to parties
Jun 21, 2024
(Electronic) Receipt
Jun 21, 2024
Amended claims with annotations
Jun 21, 2024
Letter accompanying subsequently filed items
Jun 21, 2024
Reply to appeal
Feb 21, 2024
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Feb 16, 2024
Citation in appeal procedure - 020
Feb 16, 2024
Citation in appeal procedure - 021
Feb 16, 2024
Citation in appeal procedure - 022
Feb 16, 2024
Citation in appeal procedure - 023
Feb 16, 2024
Statement of grounds of appeal
Jan 8, 2024
F3204 Communication of the file number to the parties
Jan 8, 2024
F3204 Communication of the file number to the parties
Dec 20, 2023
(Electronic) Receipt
Dec 20, 2023
Annexes (other than cited documents) regarding appeal procedure
Dec 20, 2023
Letter accompanying subsequently filed items
Dec 20, 2023
Letter relating to Appeal Procedure
Dec 20, 2023
Notice of appeal
Oct 17, 2023
Advice of delivery
Oct 16, 2023
Advice of delivery
Oct 11, 2023
Annex to the communication - opposition
Oct 11, 2023
Decision of the Opposition Division and instruction
Oct 11, 2023
Druckexemplar in opposition procedure
Oct 11, 2023
Grounds for the decision (Annex) - opposition
Oct 11, 2023
Interlocutory decision in opposition proceedings
Oct 11, 2023
Interlocutory decision in opposition proceedings
Oct 11, 2023
Means of redress
Oct 11, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 11, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 11, 2023
Provision of a copy of the minutes - opposition procedure
Oct 11, 2023
Provision of a copy of the minutes - opposition procedure
Oct 11, 2023
Scanned annex to a communication - opposition procedure
Oct 11, 2023
Transmittal of decision / summons - opposition
Oct 11, 2023
Transmittal of decision / summons - opposition
Sep 19, 2023
Information about the result of oral proceedings
Sep 7, 2023
Result of consultation by telephone/in person
Sep 7, 2023
Submission concerning representation
Sep 6, 2023
Submission concerning representation
Aug 24, 2023
Brief communication - Opposition proceedings
Aug 18, 2023
(Electronic) Receipt
Aug 18, 2023
Letter accompanying subsequently filed items
Aug 18, 2023
Written submission in preparation to/during oral proceedings
Jul 24, 2023
Brief communication - Opposition proceedings
Jul 18, 2023
(Electronic) Receipt
Jul 18, 2023
Letter accompanying subsequently filed items
Jul 18, 2023
Request for interpreters during oral proceedings
Jul 18, 2023
Written submission in preparation to/during oral proceedings
May 17, 2023
Brief communication - Opposition proceedings
May 5, 2023
(Electronic) Receipt
May 5, 2023
Citation in opposition procedure - 018
May 5, 2023
Citation in opposition procedure - 019
May 5, 2023
Consolidated list of cited opposition documents
May 5, 2023
Letter accompanying subsequently filed items
May 5, 2023
Written submission in preparation to/during oral proceedings
Feb 23, 2023
Advice of delivery
Feb 22, 2023
Advice of delivery
Feb 17, 2023
Annex to the communication - opposition
Feb 17, 2023
Information concerning oral proceedings
Feb 17, 2023
Scanned annex to a communication - opposition procedure
Feb 17, 2023
Summons to attend oral proceedings
Feb 17, 2023
Summons to attend oral proceedings
Feb 17, 2023
Transmittal of decision / summons - opposition
Feb 17, 2023
Transmittal of decision / summons - opposition
Sep 15, 2022
Brief communication - Opposition proceedings
Sep 9, 2022
(Electronic) Receipt
Sep 9, 2022
Auxiliary request during Opposition procedure
Sep 9, 2022
Auxiliary request during Opposition procedure
Sep 9, 2022
Auxiliary request during Opposition procedure
Sep 9, 2022
Auxiliary request during Opposition procedure
Sep 9, 2022
Auxiliary request during Opposition procedure
Sep 9, 2022
Auxiliary request during Opposition procedure
Sep 9, 2022
Auxiliary request during Opposition procedure
Sep 9, 2022
Auxiliary request during Opposition procedure - 01
Sep 9, 2022
Auxiliary request during Opposition procedure - 02
Sep 9, 2022
Auxiliary request during Opposition procedure - 03
Sep 9, 2022
Auxiliary request during Opposition procedure - 04
Sep 9, 2022
Auxiliary request during Opposition procedure - 05
Sep 9, 2022
Auxiliary request during Opposition procedure - 06
Sep 9, 2022
Auxiliary request during Opposition procedure - 07
Sep 9, 2022
Letter accompanying subsequently filed items
Sep 9, 2022
Main request during Opposition procedure
Sep 9, 2022
Reply of the patent proprietor to the notice(s) of opposition
May 9, 2022
Communication of a notice of opposition and request to file observations
May 9, 2022
Notice of further oppositions to opponent(s)
Apr 4, 2022
Communication of a notice of opposition - first information to patent proprietor
Mar 24, 2022
Authorisation
Mar 24, 2022
Citation in opposition procedure - 001
Mar 24, 2022
Citation in opposition procedure - 002
Mar 24, 2022
Citation in opposition procedure - 003
Mar 24, 2022
Citation in opposition procedure - 004
Mar 24, 2022
Citation in opposition procedure - 005
Mar 24, 2022
Citation in opposition procedure - 006
Mar 24, 2022
Citation in opposition procedure - 007
Mar 24, 2022
Citation in opposition procedure - 008
Mar 24, 2022
Citation in opposition procedure - 009
Mar 24, 2022
Citation in opposition procedure - 010
Mar 24, 2022
Citation in opposition procedure - 011
Mar 24, 2022
Citation in opposition procedure - 012
Mar 24, 2022
Citation in opposition procedure - 013
Mar 24, 2022
Citation in opposition procedure - 014
Mar 24, 2022
Citation in opposition procedure - 015
Mar 24, 2022
Citation in opposition procedure - 016
Mar 24, 2022
Citation in opposition procedure - 017
Mar 24, 2022
Letter concerning fees and payments
Mar 24, 2022
Notice of opposition
Mar 24, 2022
Notice of opposition
Mar 17, 2022
Authorisation
Mar 17, 2022
Notice of opposition
Mar 17, 2022
Notice of opposition
Aug 3, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 24, 2021
Decision to grant a European patent
Jun 14, 2021
(Electronic) Receipt
Jun 14, 2021
Filing of the translations of the claims
Jun 14, 2021
French translation of claims
Jun 14, 2021
German translation of the claims
Jun 14, 2021
Letter accompanying subsequently filed items
Mar 1, 2021
Bibliographic data of the European patent application
Mar 1, 2021
Communication about intention to grant a European patent
Mar 1, 2021
Intention to grant (signatures)
Mar 1, 2021
Text intended for grant (clean copy)
Mar 1, 2021
Text intended for grant (version for approval)
Oct 26, 2020
(Electronic) Receipt
Oct 26, 2020
Amended claims with annotations
Oct 26, 2020
Claims
Oct 26, 2020
Letter accompanying subsequently filed items
Oct 26, 2020
Reply to communication from the Examining Division
Jun 26, 2020
Annex to the communication
Jun 26, 2020
Communication from the Examining Division
Apr 7, 2020
(Electronic) Receipt
Apr 7, 2020
Letter accompanying subsequently filed items
Apr 7, 2020
Reply to communication from the Examining Division
Dec 9, 2019
Annex to the communication
Dec 9, 2019
Communication from the Examining Division
Nov 25, 2019
Examination started
May 8, 2019
(Electronic) Receipt
May 8, 2019
Letter accompanying subsequently filed items
May 8, 2019
Matter concerning the application
Apr 24, 2019
Letter relating to the automatic debiting procedure
Feb 27, 2019
Notification on forthcoming publication of bibliographic data
Jan 9, 2019
Refund order of filing/examination fee
Jan 8, 2019
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jan 2, 2019
Communication to designated inventor
Dec 14, 2018
(Electronic) Receipt
Dec 14, 2018
Amended claims filed after receipt of (European) search report
Dec 14, 2018
Request for entry into the European phase
Nov 28, 2018
Annexes to the international preliminary examination report
Nov 28, 2018
Copy of the international preliminary examination report
Sep 28, 2018
Information on entry into European phase
Apr 17, 2018
Notification of election of EPO
Apr 13, 2018
Annex to International preliminary examination report
Apr 13, 2018
International preliminary examination report
Apr 13, 2018
International preliminary examination report - free text sheet
Apr 13, 2018
International preliminary examination report - points I-VIII
Apr 13, 2018
Transmittal of International Preliminary Examination Report
Mar 27, 2018
Notification of receipt of demand
Mar 19, 2018
(Electronic) Receipt
Mar 19, 2018
PCT demand form
Mar 19, 2018
PCT(IPEA): Amended sheet - claims
Mar 19, 2018
PCT(IPEA): Amended sheet - claims
Mar 19, 2018
Payment of fees and costs
Mar 19, 2018
Reply to International Search Opinion
Dec 12, 2017
Priority document (electronically transmitted)
Nov 23, 2017
Copy of the international search report
Nov 23, 2017
Published international application - A1
Aug 9, 2017
ISR: cited documents
Aug 7, 2017
Written opinion of the ISA, boxes No. I to VIII
Aug 7, 2017
Written opinion of the ISA, cover sheet
Aug 7, 2017
Written opinion of the ISA, supplemental box
Jul 11, 2017
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Jul 6, 2017
Annex
Jul 6, 2017
Communication in Cases for Which No Other Form Is Applicable (copy for ISA/EP)
Jul 6, 2017
Submission concerning representation
Jun 20, 2017
Notification of receipt of Search copy
Jun 12, 2017
Abstract
Jun 12, 2017
Claims
Jun 12, 2017
Description
Jun 12, 2017
Drawings
Jun 12, 2017
Request form for international application (copy for ISA/EP)
Jun 12, 2017
Substitute sheet (Rule 26) - request form for ISA/EP
Jun 12, 2017
Translated claims for ISA/EP
Jun 12, 2017
Translated description for ISA/EP
Jun 12, 2017
Translation of the abstract for ISA/EP

EP3458796

SEYNTEX

Application Number: EP17728657A
Filing Date: May 19, 2017
Status: Granted And Under Opposition; Jun 18, 2021
Publication Date: Jul 21, 2021
External Links: Slate, Register , Google Patents

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Flexible Lightweight Antiballistic Protection

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Dossier Documents

EP3458796