The weekly litigation news digest is live. Subscribe now
The patent EP3055266 was granted to KHD Humboldt Wedag on Aug 21, 2019. The application was filed on Oct 6, 2014 under application number EP14789191A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| SCHEUCH | May 20, 2020 | SONN PATENTANWALTE | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE10158968 |
| DESCRIPTION | DE19718259 |
| INTERNATIONAL-SEARCH-REPORT | DE19652740 |
| INTERNATIONAL-SEARCH-REPORT | DE4313479 |
| INTERNATIONAL-SEARCH-REPORT | EP0682974 |
| INTERNATIONAL-SEARCH-REPORT | US3638400 |
| OPPOSITION | DE10158968 |
| OPPOSITION | DE102004018571 |
| OPPOSITION | DE19718259 |
| OPPOSITION | EP2287126 |
| OPPOSITION | EP2554238 |
| OPPOSITION | WO2013019393 |
| OPPOSITION | WO9709112 |
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
Mar 13, 2024
Refund of fees
Search/Exam
Mar 11, 2024
Mar 11, 2024
Mar 11, 2024
Mar 11, 2024
Mar 5, 2024
Mar 4, 2024
(Electronic) Receipt
Appeal
Mar 4, 2024
Mar 4, 2024
Withdrawal of an appeal
Appeal
Jan 29, 2024
Jan 29, 2024
Nov 23, 2023
Nov 23, 2023
Nov 20, 2023
Jun 5, 2023
Jun 5, 2023
May 31, 2023
Feb 2, 2023
Jan 30, 2023
(Electronic) Receipt
Appeal
Jan 30, 2023
Jan 30, 2023
Jan 30, 2023
Dec 20, 2022
Document concerning representation
Search/Exam
Nov 25, 2022
Nov 21, 2022
Nov 21, 2022
Nov 21, 2022
Nov 21, 2022
Nov 21, 2022
Nov 21, 2022
Nov 21, 2022
Nov 21, 2022
Nov 21, 2022
Nov 21, 2022
Reply to appeal
Appeal
Aug 11, 2022
Jul 19, 2022
Jul 14, 2022
(Electronic) Receipt
Appeal
Jul 14, 2022
Jul 14, 2022
Jun 1, 2022
May 30, 2022
May 20, 2022
(Electronic) Receipt
Appeal
May 20, 2022
May 20, 2022
Notice of appeal
Appeal
Mar 23, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Means of redress
OPPO
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Feb 24, 2022
Feb 22, 2022
Feb 18, 2022
Feb 18, 2022
Feb 18, 2022
Feb 18, 2022
Feb 18, 2022
Feb 18, 2022
Feb 18, 2022
Feb 18, 2022
Feb 18, 2022
Jan 4, 2022
Dec 27, 2021
Dec 27, 2021
Dec 27, 2021
Dec 27, 2021
Dec 22, 2021
Dec 22, 2021
Dec 22, 2021
Dec 21, 2021
Dec 16, 2021
Dec 16, 2021
Dec 16, 2021
Dec 16, 2021
Dec 16, 2021
Dec 2, 2021
Dec 2, 2021
Mar 4, 2021
Mar 2, 2021
Mar 2, 2021
Mar 2, 2021
Mar 2, 2021
Mar 2, 2021
Mar 2, 2021
Mar 2, 2021
Mar 2, 2021
Nov 23, 2020
Nov 4, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Oct 29, 2020
Oct 22, 2020
Jun 22, 2020
Jun 22, 2020
May 27, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
Sep 2, 2019
Aug 19, 2019
Aug 19, 2019
Aug 14, 2019
Observations by third parties
Search/Exam
Aug 14, 2019
Patent document filed by a Third party
Search/Exam
Jul 25, 2019
Decision to grant a European patent
Search/Exam
Jul 12, 2019
(Electronic) Receipt
Search/Exam
Jul 12, 2019
English translation of the claims
Search/Exam
Jul 12, 2019
Filing of the translations of the claims
Search/Exam
Jul 12, 2019
French translation of claims
Search/Exam
Jul 12, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 8, 2019
Apr 8, 2019
Apr 8, 2019
Intention to grant (signatures)
Search/Exam
Apr 8, 2019
Text intended for grant (clean copy)
Search/Exam
Apr 8, 2019
Aug 27, 2018
(Electronic) Receipt
Search/Exam
Aug 27, 2018
Amended description with annotations
Search/Exam
Aug 27, 2018
Description
Search/Exam
Aug 27, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 27, 2018
Apr 30, 2018
Annex to the communication
Search/Exam
Apr 30, 2018
Communication from the Examining Division
Search/Exam
Feb 22, 2018
Amended claims with annotations
Search/Exam
Feb 22, 2018
Claims
Search/Exam
Feb 22, 2018
Oct 25, 2017
Annex to the communication
Search/Exam
Oct 25, 2017
Communication from the Examining Division
Search/Exam
Oct 18, 2017
Examination started
Search/Exam
Mar 9, 2017
Priority search results
Search/Exam
Mar 9, 2017
Feb 20, 2017
Feb 13, 2017
Decision to allow further processing
Search/Exam
Jan 31, 2017
Payment of fees and costs
Search/Exam
Jan 31, 2017
Request for further processing
Search/Exam
Jan 17, 2017
Dec 5, 2016
Jul 20, 2016
May 18, 2016
May 13, 2016
Communication to designated inventor
Search/Exam
Apr 28, 2016
Apr 5, 2016
(Electronic) Receipt
Search/Exam
Apr 5, 2016
Request for entry into the European phase
Search/Exam
Feb 19, 2016
Information on entry into European phase
Search/Exam
May 6, 2015
Apr 16, 2015
Copy of the international search report
Search/Exam
Apr 16, 2015
Copy of the international search report
Search/Exam
Apr 16, 2015
Published international application - A1
Search/Exam
Mar 5, 2015
Mar 5, 2015
Mar 5, 2015
Feb 16, 2015
Dec 1, 2014
Dec 1, 2014
Oct 6, 2014
(Electronic) Receipt
PCTRO
Oct 6, 2014
Abstract
PCTRO
Oct 6, 2014
Claims
PCTRO
Oct 6, 2014
Description
PCTRO
Oct 6, 2014
Drawings
PCTRO