The weekly litigation news digest is live. Subscribe now
The patent EP2559366 was granted to Alfred Krcher on Oct 6, 2021. The application was filed on Aug 14, 2012 under application number EP12180356A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 | Opposition Status |
|---|---|---|---|
| NILFISK | Jul 6, 2022 | SAMSON & PARTNER PATENTANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102004001591 |
| DESCRIPTION | DE102008022321 |
| DESCRIPTION | DE1948941 |
| DESCRIPTION | DE19846092 |
| DESCRIPTION | DE202005002979U |
| DESCRIPTION | US2008115312 |
| DESCRIPTION | US2233167 |
| DESCRIPTION | US2332208 |
| DESCRIPTION | US2731103 |
| DESCRIPTION | US3480987 |
| DESCRIPTION | US6419169 |
| OPPOSITION | CN102014719 |
| OPPOSITION | CN102113852 |
| OPPOSITION | DE1068328 |
| OPPOSITION | DE19846092 |
| OPPOSITION | DE20318711U |
| OPPOSITION | GB2341539 |
| OPPOSITION | GB2426921 |
| OPPOSITION | US2008115312 |
| OPPOSITION | US2233167 |
| OPPOSITION | US2731103 |
| OPPOSITION | US7172456 |
| OPPOSITION | WO2009077753 |
| SEARCH | DE102008022321 |
| SEARCH | DE19846092 |
| SEARCH | GB2455739 |
| SEARCH | US2007119015 |
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
Get instant alerts for new documents
Nov 27, 2025
Nov 25, 2025
(Electronic) Receipt
Appeal
Nov 25, 2025
Nov 25, 2025
Nov 14, 2025
Nov 14, 2025
Oct 28, 2025
Oct 28, 2025
Oct 23, 2025
Oct 22, 2025
(Electronic) Receipt
Appeal
Oct 22, 2025
Oct 22, 2025
Oct 20, 2025
Oct 20, 2025
Oct 20, 2025
Oct 20, 2025
Oct 15, 2025
Jul 2, 2025
Feb 10, 2025
Feb 5, 2025
(Electronic) Receipt
Appeal
Feb 5, 2025
Feb 5, 2025
Feb 5, 2025
Feb 5, 2025
Feb 5, 2025
Feb 5, 2025
Feb 5, 2025
Feb 5, 2025
Description
Appeal
Feb 5, 2025
Description
Appeal
Feb 5, 2025
Description
Appeal
Feb 5, 2025
Description
Appeal
Feb 5, 2025
Description
Appeal
Feb 5, 2025
Description
Appeal
Feb 5, 2025
Description
Appeal
Feb 5, 2025
Feb 5, 2025
Reply to appeal
Appeal
Dec 6, 2024
Dec 6, 2024
Dec 5, 2024
(Electronic) Receipt
Appeal
Dec 5, 2024
Dec 5, 2024
Oct 10, 2024
Oct 10, 2024
Oct 10, 2024
Oct 7, 2024
(Electronic) Receipt
Appeal
Oct 7, 2024
(Electronic) Receipt
Appeal
Oct 7, 2024
Oct 7, 2024
Oct 7, 2024
Reply to appeal
Appeal
Oct 7, 2024
Jun 5, 2024
Jun 5, 2024
May 31, 2024
(Electronic) Receipt
Appeal
May 31, 2024
(Electronic) Receipt
Appeal
May 31, 2024
Description
Appeal
May 31, 2024
May 31, 2024
May 31, 2024
May 31, 2024
May 31, 2024
Apr 8, 2024
Apr 8, 2024
Apr 2, 2024
(Electronic) Receipt
Appeal
Apr 2, 2024
Apr 2, 2024
Notice of appeal
Appeal
Mar 28, 2024
(Electronic) Receipt
Appeal
Mar 28, 2024
Mar 28, 2024
Notice of appeal
Appeal
Feb 5, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Means of redress
OPPO
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Jan 31, 2024
Jan 29, 2024
Jan 19, 2024
Jan 19, 2024
Jan 19, 2024
Jan 19, 2024
Jan 10, 2024
Jan 8, 2024
Jan 4, 2024
Jan 4, 2024
Jan 4, 2024
Dec 20, 2023
Dec 19, 2023
Dec 19, 2023
Dec 19, 2023
Dec 19, 2023
Dec 19, 2023
Dec 19, 2023
Dec 19, 2023
Dec 19, 2023
Dec 19, 2023
Dec 19, 2023
Dec 19, 2023
Nov 15, 2023
Nov 14, 2023
Nov 10, 2023
Nov 10, 2023
Nov 10, 2023
Nov 10, 2023
Nov 10, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Nov 9, 2023
Description
OPPO
Nov 9, 2023
Description
OPPO
Nov 9, 2023
Description
OPPO
Nov 9, 2023
Description
OPPO
Nov 9, 2023
Description
OPPO
Nov 9, 2023
Description
OPPO
Nov 9, 2023
Description
OPPO
Nov 9, 2023
Nov 9, 2023
Mar 1, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 16, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 7, 2023
Feb 7, 2023
Feb 7, 2023
Nov 14, 2022
Nov 4, 2022
Nov 4, 2022
Nov 4, 2022
Nov 4, 2022
Nov 4, 2022
Jul 20, 2022
Jul 20, 2022
Jul 12, 2022
Jul 6, 2022
Jul 6, 2022
Jul 6, 2022
Jul 6, 2022
Jul 6, 2022
Jul 6, 2022
Jul 6, 2022
Jul 6, 2022
Jul 6, 2022
Oct 19, 2021
Sep 9, 2021
Decision to grant a European patent
Search/Exam
Aug 6, 2021
(Electronic) Receipt
Search/Exam
Aug 6, 2021
English translation of the claims
Search/Exam
Aug 6, 2021
Filing of the translations of the claims
Search/Exam
Aug 6, 2021
French translation of claims
Search/Exam
Aug 6, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 12, 2021
Apr 12, 2021
Apr 12, 2021
Intention to grant (signatures)
Search/Exam
Apr 12, 2021
Text intended for grant (clean copy)
Search/Exam
Apr 12, 2021
Jan 18, 2021
(Electronic) Receipt
Search/Exam
Jan 18, 2021
Amended claims with annotations
Search/Exam
Jan 18, 2021
Amended description with annotations
Search/Exam
Jan 18, 2021
Claims
Search/Exam
Jan 18, 2021
Description
Search/Exam
Jan 18, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 18, 2021
Sep 30, 2020
Annex to the communication
Search/Exam
Sep 30, 2020
Communication from the Examining Division
Search/Exam
Aug 14, 2020
(Electronic) Receipt
Search/Exam
Aug 14, 2020
Amended claims with annotations
Search/Exam
Aug 14, 2020
Amended description with annotations
Search/Exam
Aug 14, 2020
Claims
Search/Exam
Aug 14, 2020
Description
Search/Exam
Aug 14, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 14, 2020
Apr 24, 2020
Annex to the communication
Search/Exam
Apr 24, 2020
Communication from the Examining Division
Search/Exam
Apr 21, 2020
Examination started
Search/Exam
Jul 19, 2018
Jul 16, 2018
Jul 4, 2017
(Electronic) Receipt
Search/Exam
Jul 4, 2017
(Electronic) Receipt
Search/Exam
Jul 4, 2017
Jul 4, 2017
Amended claims with annotations
Search/Exam
Jul 4, 2017
Jul 4, 2017
Amended description with annotations
Search/Exam
Jul 4, 2017
Amendments received before examination
Search/Exam
Jul 4, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 4, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 4, 2017
Written request for examination
Search/Exam
Jan 16, 2017
Dec 12, 2016
Dec 12, 2016
European search opinion
Search/Exam
Dec 12, 2016
European search report
Search/Exam
Dec 12, 2016
Information on Search Strategy
Search/Exam
Nov 25, 2016
Search started
Search/Exam
Jul 6, 2015
Submission concerning representation
Search/Exam
Jan 23, 2013
Notification of forthcoming publication
Search/Exam
Dec 11, 2012
Communication to designated inventor
Search/Exam
Dec 3, 2012
(Electronic) Receipt
Search/Exam
Dec 3, 2012
Letter accompanying subsequently filed items
Search/Exam
Dec 3, 2012
Letter concerning the inventor
Search/Exam
Nov 16, 2012
Modified abstract
Search/Exam
Nov 5, 2012
Oct 25, 2012
Letter which had not been notified
Search/Exam
Oct 8, 2012
Communication to designated inventor
Search/Exam
Oct 8, 2012
Communication to designated inventor
Search/Exam
Oct 8, 2012
Communication to designated inventor
Search/Exam
Oct 8, 2012
Communication to designated inventor
Search/Exam
Sep 5, 2012
Letter concerning the priority
Search/Exam
Sep 5, 2012
Priority document
Search/Exam
Aug 14, 2012
Abstract
Search/Exam
Aug 14, 2012
Aug 14, 2012
Claims
Search/Exam
Aug 14, 2012
Description
Search/Exam
Aug 14, 2012
Designation of inventor
Search/Exam
Aug 14, 2012
Designation of inventor
Search/Exam
Aug 14, 2012
Designation of inventor
Search/Exam
Aug 14, 2012
Designation of inventor
Search/Exam
Aug 14, 2012
Drawings
Search/Exam
Aug 14, 2012
Priority search results
Search/Exam
Aug 14, 2012
Request for grant of a European patent
Search/Exam