Creping Blade Design

Patent No. EP4076931 (titled "Creping Blade Design") was filed by Clouth Sprenger on Aug 28, 2020. The application was issued on Jun 3, 2026.

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
VOITH	Jun 26, 2024	HENKEL & PARTNER
VOITH PATENT	Jun 26, 2024	HENKEL & PARTNER 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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May 8, 2026
Decision to maintain the European patent in amended form
May 8, 2026
Decision to maintain the European patent in amended form
Apr 30, 2026
(Electronic) Receipt
Apr 30, 2026
English translation of the claims
Apr 30, 2026
Filing of the translation of the amended claims
Apr 30, 2026
French translation of claims
Apr 30, 2026
Letter accompanying subsequently filed items
Mar 6, 2026
Communication of bibliographic data
Mar 6, 2026
Communication to opponent concerning maintenance
Mar 6, 2026
Communication with request to file translations
Mar 3, 2026
Maintenance of the patent with the documents specified in the final decision
Feb 20, 2026
Refund of fees
Feb 18, 2026
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 18, 2026
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 13, 2026
(Electronic) Receipt
Feb 13, 2026
Composition of the board (T)
Feb 13, 2026
Letter accompanying subsequently filed items
Feb 13, 2026
Withdrawal of an appeal
Dec 19, 2025
F3204 Communication of the file number to the parties
Dec 15, 2025
(Electronic) Receipt
Dec 15, 2025
Notice of appeal
Dec 15, 2025
Notice of appeal
Oct 15, 2025
Annex to the communication - opposition
Oct 15, 2025
Brief communication - Opposition proceedings
Oct 15, 2025
Brief communication - Opposition proceedings
Oct 15, 2025
Decision of the Opposition Division and instruction
Oct 15, 2025
Druckexemplar in opposition procedure
Oct 15, 2025
Grounds for the decision (Annex) - opposition
Oct 15, 2025
Interlocutory decision in opposition proceedings
Oct 15, 2025
Interlocutory decision in opposition proceedings
Oct 15, 2025
Means of redress
Oct 15, 2025
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 15, 2025
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 15, 2025
Provision of a copy of the minutes - opposition procedure
Oct 15, 2025
Provision of a copy of the minutes - opposition procedure
Oct 15, 2025
Scanned annex to a communication - opposition procedure
Oct 15, 2025
Scanned annex to a communication - opposition procedure
Oct 1, 2025
Information about the result of oral proceedings
Sep 18, 2025
Brief communication - Opposition proceedings
Sep 12, 2025
(Electronic) Receipt
Sep 12, 2025
Auxiliary request during Opposition procedure
Sep 12, 2025
Auxiliary request during Opposition procedure
Sep 12, 2025
Auxiliary request during Opposition procedure - 09
Sep 12, 2025
Auxiliary request during Opposition procedure - 10
Sep 12, 2025
Letter accompanying subsequently filed items
Sep 12, 2025
Written submission in preparation to/during oral proceedings
Aug 6, 2025
Brief communication - Opposition proceedings
Jul 31, 2025
(Electronic) Receipt
Jul 31, 2025
Citation in opposition procedure - 006
Jul 31, 2025
Citation in opposition procedure - 007
Jul 31, 2025
Consolidated list of cited opposition documents
Jul 31, 2025
Letter accompanying subsequently filed items
Jul 31, 2025
Request for interpreters during oral proceedings
Jul 31, 2025
Written submission in preparation to/during oral proceedings
May 28, 2025
Brief communication - Opposition proceedings
May 23, 2025
(Electronic) Receipt
May 23, 2025
Auxiliary request during Opposition procedure
May 23, 2025
Auxiliary request during Opposition procedure
May 23, 2025
Auxiliary request during Opposition procedure
May 23, 2025
Auxiliary request during Opposition procedure
May 23, 2025
Auxiliary request during Opposition procedure
May 23, 2025
Auxiliary request during Opposition procedure - 05
May 23, 2025
Auxiliary request during Opposition procedure - 05
May 23, 2025
Auxiliary request during Opposition procedure - 05
May 23, 2025
Auxiliary request during Opposition procedure - 07
May 23, 2025
Auxiliary request during Opposition procedure - 08
May 23, 2025
Letter accompanying subsequently filed items
May 23, 2025
Written submission in preparation to/during oral proceedings
Feb 19, 2025
Annex to the communication - opposition
Feb 19, 2025
Information concerning oral proceedings
Feb 19, 2025
Scanned annex to a communication - opposition procedure
Feb 19, 2025
Summons to attend oral proceedings
Feb 19, 2025
Summons to attend oral proceedings
Nov 25, 2024
Brief communication - Opposition proceedings
Nov 19, 2024
(Electronic) Receipt
Nov 19, 2024
Auxiliary request during Opposition procedure
Nov 19, 2024
Auxiliary request during Opposition procedure
Nov 19, 2024
Auxiliary request during Opposition procedure
Nov 19, 2024
Auxiliary request during Opposition procedure
Nov 19, 2024
Auxiliary request during Opposition procedure
Nov 19, 2024
Auxiliary request during Opposition procedure
Nov 19, 2024
Auxiliary request during Opposition procedure - 01
Nov 19, 2024
Auxiliary request during Opposition procedure - 02
Nov 19, 2024
Auxiliary request during Opposition procedure - 03
Nov 19, 2024
Auxiliary request during Opposition procedure - 04
Nov 19, 2024
Auxiliary request during Opposition procedure - 05
Nov 19, 2024
Auxiliary request during Opposition procedure - 06
Nov 19, 2024
Letter accompanying subsequently filed items
Nov 19, 2024
Reply of the patent proprietor to the notice(s) of opposition
Jul 19, 2024
Communication of a notice of opposition and request to file observations
Jul 19, 2024
Notice of further oppositions to opponent(s)
Jul 18, 2024
Brief communication - Opposition proceedings
Jul 15, 2024
(Electronic) Receipt
Jul 15, 2024
Letter accompanying subsequently filed items
Jul 15, 2024
Letter regarding the opposition procedure (no time limit)
Jul 11, 2024
Brief communication - Opposition proceedings
Jul 8, 2024
(Electronic) Receipt
Jul 8, 2024
Letter accompanying subsequently filed items
Jul 8, 2024
Letter regarding the opposition procedure (no time limit)
Jul 2, 2024
Communication of a notice of opposition - first information to patent proprietor
Jun 26, 2024
(Electronic) Receipt
Jun 26, 2024
Citation in opposition procedure - 001
Jun 26, 2024
Citation in opposition procedure - 002
Jun 26, 2024
Citation in opposition procedure - 003
Jun 26, 2024
Citation in opposition procedure - 004
Jun 26, 2024
Citation in opposition procedure - 005
Jun 26, 2024
Notice of opposition
Jun 26, 2024
Notice of opposition
Apr 12, 2024
Communication of amended entries concerning the representative
Apr 9, 2024
(Electronic) Receipt
Apr 9, 2024
Authorisation
Apr 9, 2024
Communication confirming withdrawal from representation
Apr 9, 2024
Letter accompanying subsequently filed items
Apr 9, 2024
Notification of termination of representative's authorisation
Apr 9, 2024
Submission concerning change of applicant's representative
Apr 4, 2024
Letter accompanying subsequently filed items
Apr 4, 2024
Submission concerning change of proprietor's representative
Oct 24, 2023
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 14, 2023
Decision to grant a European patent
Aug 31, 2023
(Electronic) Receipt
Aug 31, 2023
English translation of the claims
Aug 31, 2023
Filing of the translations of the claims
Aug 31, 2023
French translation of claims
May 15, 2023
Annex to the communication about intention to grant a European patent
May 15, 2023
Bibliographic data of the European patent application
May 15, 2023
Communication about intention to grant a European patent
May 15, 2023
Intention to grant (signatures)
May 15, 2023
Text intended for grant (clean copy)
May 15, 2023
Text intended for grant (version for approval)
Apr 11, 2023
Examination started
Mar 20, 2023
(Electronic) Receipt
Mar 20, 2023
Letter accompanying subsequently filed items
Mar 20, 2023
Priority search results
Mar 20, 2023
Reply to invitation to file a copy of priority search results
Mar 15, 2023
Invitation to file a copy of search results(priority)
Feb 9, 2023
Document concerning representation
Sep 28, 2022
Notification on forthcoming publication of bibliographic data
Jul 26, 2022
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jul 5, 2022
Copy of the international preliminary report on patentability
Jun 1, 2022
Information regarding early processing
May 12, 2022
(Electronic) Receipt
May 12, 2022
Request for entry into the European phase
May 2, 2022
Information on entry into European phase
Jul 12, 2021
Priority document (electronically transmitted)
Jun 24, 2021
Copy of the international search report
Jun 24, 2021
Copy of the international search report
Jun 24, 2021
Published international application - A1
Jun 2, 2021
(Electronic) Receipt
Jun 2, 2021
Communication in cases for which no other form is available
Jun 2, 2021
Incoming letter related to PCT RO
Jun 2, 2021
Incoming letter related to PCT RO
Jun 2, 2021
Substitute sheet (R26) - Drawings
Sep 18, 2020
Incoming letter related to PCT RO
Sep 10, 2020
Notification of the international application number and of the international filing date
Aug 28, 2020
(Electronic) Receipt
Aug 28, 2020
Abstract
Aug 28, 2020
Claims
Aug 28, 2020
Description
Aug 28, 2020
Document concerning fees and payments
Aug 28, 2020
Drawings
Aug 28, 2020
Electronic request for grant of an International application

EP4076931

CLOUTH SPRENGER

Application Number: EP20764370A
Filing Date: Aug 28, 2020
Status: Patent Maintained As Amended; May 1, 2026
Publication Date: Jun 3, 2026
External Links: Slate, Register , Google Patents

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Creping Blade Design

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP4076931