The weekly litigation news digest is live. Subscribe now
The patent EP2193173 was granted to Evonik Carbon Black on May 29, 2024. The application was filed on Sep 4, 2008 under application number EP08803671A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| CABOT | Jan 2, 2018 | GRUNECKER | - |
| CABOT | Jan 2, 2018 | GRUNECKER PATENT | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0754735 |
| DESCRIPTION | EP0949303 |
| DESCRIPTION | EP1783178 |
| DESCRIPTION | US4327069 |
| DESCRIPTION | WO9113944 |
| INTERNATIONAL-SEARCH-REPORT | EP0384080 |
| INTERNATIONAL-SEARCH-REPORT | EP0754735 |
| INTERNATIONAL-SEARCH-REPORT | EP0949303 |
| INTERNATIONAL-SEARCH-REPORT | EP1783178 |
| INTERNATIONAL-SEARCH-REPORT | US4327069 |
| INTERNATIONAL-SEARCH-REPORT | US4927607 |
| INTERNATIONAL-SEARCH-REPORT | WO9113944 |
| OPPOSITION | EP0384080 |
| OPPOSITION | EP0872514 |
| OPPOSITION | US2011207872 |
| OPPOSITION | US2016024270 |
| OPPOSITION | US4765964 |
| OPPOSITION | US4879104 |
| OPPOSITION | US4927607 |
| OPPOSITION | US5093407 |
| OPPOSITION | US9493659 |
| OPPOSITION | WO9113944 |
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
May 3, 2024
May 3, 2024
Apr 15, 2024
Apr 15, 2024
Apr 15, 2024
Apr 15, 2024
Apr 15, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 20, 2024
Mar 20, 2024
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Means of redress
OPPO
Dec 15, 2023
Dec 15, 2023
Dec 14, 2023
Jun 26, 2023
Jun 26, 2023
Jun 26, 2023
Jun 26, 2023
Mar 9, 2023
Mar 1, 2023
Mar 1, 2023
Mar 1, 2023
Description
OPPO
Mar 1, 2023
Mar 1, 2023
Oct 27, 2022
Oct 27, 2022
Oct 27, 2022
Oct 27, 2022
Oct 27, 2022
Aug 8, 2022
Aug 2, 2022
Aug 2, 2022
Aug 2, 2022
May 18, 2022
May 18, 2022
May 18, 2022
Apr 13, 2022
Apr 11, 2022
Apr 8, 2022
Apr 8, 2022
Apr 8, 2022
Apr 8, 2022
Apr 7, 2022
Apr 6, 2022
(Electronic) Receipt
Appeal
Apr 6, 2022
Apr 6, 2022
Apr 5, 2022
Apr 5, 2022
Apr 4, 2022
(Electronic) Receipt
Appeal
Apr 4, 2022
Apr 4, 2022
Apr 4, 2022
Mar 30, 2022
(Electronic) Receipt
Appeal
Mar 30, 2022
Mar 30, 2022
Mar 23, 2022
Mar 23, 2022
Mar 23, 2022
Mar 22, 2022
Mar 18, 2022
(Electronic) Receipt
Appeal
Mar 18, 2022
Mar 18, 2022
Mar 16, 2022
(Electronic) Receipt
Appeal
Mar 16, 2022
Mar 16, 2022
Jan 26, 2022
Jan 26, 2022
Nov 10, 2021
Oct 26, 2021
Oct 26, 2021
Oct 21, 2021
Oct 1, 2021
Sep 28, 2021
(Electronic) Receipt
Appeal
Sep 28, 2021
Sep 28, 2021
Sep 28, 2021
Jul 26, 2021
Jul 21, 2021
(Electronic) Receipt
Appeal
Jul 21, 2021
Jul 21, 2021
Jul 16, 2021
Apr 15, 2021
Feb 11, 2021
Feb 8, 2021
(Electronic) Receipt
Appeal
Feb 8, 2021
Feb 8, 2021
Feb 8, 2021
Feb 8, 2021
Jan 18, 2021
Jan 18, 2021
Jan 13, 2021
(Electronic) Receipt
Appeal
Jan 13, 2021
Jan 13, 2021
Jan 13, 2021
Jul 21, 2020
Jul 16, 2020
(Electronic) Receipt
Appeal
Jul 16, 2020
Jul 16, 2020
Jul 16, 2020
Jul 16, 2020
Jul 16, 2020
Jul 16, 2020
Jul 16, 2020
Jul 16, 2020
Reply to appeal
Appeal
Mar 9, 2020
Mar 9, 2020
Mar 3, 2020
Feb 28, 2020
Feb 28, 2020
Feb 28, 2020
Feb 28, 2020
Feb 28, 2020
Feb 28, 2020
Feb 28, 2020
Feb 28, 2020
Feb 28, 2020
Jan 10, 2020
Jan 10, 2020
Jan 2, 2020
(Electronic) Receipt
Appeal
Jan 2, 2020
Jan 2, 2020
Notice of appeal
Appeal
Nov 13, 2019
Nov 13, 2019
Nov 4, 2019
Oct 29, 2019
Oct 24, 2019
Oct 24, 2019
Oct 24, 2019
Oct 24, 2019
Oct 24, 2019
Oct 24, 2019
Oct 24, 2019
Oct 24, 2019
Oct 24, 2019
Means of redress
OPPO
Oct 24, 2019
Oct 24, 2019
Oct 24, 2019
Oct 24, 2019
Sep 11, 2019
Aug 6, 2019
Jul 31, 2019
Jul 31, 2019
Jul 24, 2019
Jul 18, 2019
Jul 18, 2019
Jul 18, 2019
Jul 17, 2019
Jul 10, 2019
Jul 3, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jan 11, 2019
Dec 20, 2018
Dec 18, 2018
Dec 13, 2018
Dec 13, 2018
Dec 13, 2018
Dec 13, 2018
Dec 13, 2018
Dec 12, 2018
Dec 12, 2018
Nov 20, 2018
Nov 15, 2018
Nov 14, 2018
Nov 14, 2018
Nov 14, 2018
Nov 14, 2018
Nov 14, 2018
Nov 9, 2018
Nov 9, 2018
Nov 9, 2018
Nov 9, 2018
Nov 9, 2018
Nov 1, 2018
Oct 23, 2018
Oct 18, 2018
Oct 11, 2018
Oct 11, 2018
Oct 10, 2018
Oct 10, 2018
Oct 4, 2018
Oct 3, 2018
Oct 3, 2018
Oct 3, 2018
Oct 3, 2018
Oct 3, 2018
Oct 3, 2018
May 23, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
Claims
OPPO
May 16, 2018
Claims
OPPO
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
Feb 1, 2018
Jan 24, 2018
Jan 24, 2018
Jan 16, 2018
Jan 16, 2018
Jan 11, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Mar 29, 2017
Mar 2, 2017
Decision to grant a European patent
Search/Exam
Feb 20, 2017
Feb 20, 2017
Feb 20, 2017
Intention to grant (signatures)
Search/Exam
Feb 20, 2017
Text intended for grant (clean copy)
Search/Exam
Feb 20, 2017
Feb 8, 2017
Jan 20, 2017
Amended claims with annotations
Search/Exam
Jan 20, 2017
Claims
Search/Exam
Jan 20, 2017
English translation of the claims
Search/Exam
Jan 20, 2017
French translation of claims
Search/Exam
Jan 20, 2017
Payment of fees and costs
Search/Exam
Jan 20, 2017
Sep 20, 2016
Sep 20, 2016
Sep 20, 2016
Intention to grant (signatures)
Search/Exam
Sep 20, 2016
Text intended for grant (clean copy)
Search/Exam
Sep 20, 2016
Aug 27, 2016
Payment of fees and costs
Search/Exam
Sep 7, 2015
Payment of fees and costs
Search/Exam
Aug 28, 2014
Payment of fees and costs
Search/Exam
Dec 16, 2013
Submission concerning representation
Search/Exam
Oct 21, 2013
Amended claims with annotations
Search/Exam
Oct 21, 2013
Claims
Search/Exam
Oct 21, 2013
Oct 9, 2013
Sep 25, 2013
Claims
Search/Exam
Sep 25, 2013
Description
Search/Exam
Sep 25, 2013
Aug 29, 2013
Payment of fees and costs
Search/Exam
Aug 26, 2013
Aug 19, 2013
Jun 26, 2013
Annex to the communication
Search/Exam
Jun 26, 2013
Communication from the Examining Division
Search/Exam
May 2, 2013
Apr 26, 2013
Apr 19, 2013
Apr 17, 2013
Dec 4, 2012
Nov 29, 2012
General enquiry
Search/Exam
Nov 28, 2012
General enquiry
Search/Exam
Aug 1, 2011
Jul 27, 2011
Jul 26, 2011
Dec 3, 2010
Nov 19, 2010
(Electronic) Receipt
Search/Exam
Nov 19, 2010
Annexes in respect of a client data request
Search/Exam
Nov 19, 2010
Citation for the examination procedure
Search/Exam
Nov 19, 2010
Letter accompanying subsequently filed items
Search/Exam
Nov 19, 2010
Letter accompanying subsequently filed items
Search/Exam
Nov 19, 2010
Nov 19, 2010
Jun 24, 2010
Jun 24, 2010
Amendments received before examination
Search/Exam
Jun 24, 2010
May 26, 2010
May 12, 2010
Apr 22, 2010
Mar 22, 2010
(Electronic) Receipt
Search/Exam
Mar 22, 2010
Request for entry into the European phase
Search/Exam
Feb 19, 2010
Feb 19, 2010
Feb 19, 2010
Notification of the recording of a change
Search/Exam
Feb 12, 2010
Information on entry into European phase
Search/Exam
Nov 17, 2009
Nov 12, 2009
Copy of the international search report
Search/Exam
Nov 12, 2009
Copy of the international search report
Search/Exam
Nov 12, 2009
Sep 15, 2009
Sep 15, 2009
Sep 15, 2009
Apr 28, 2009
Apr 9, 2009
Published international application - A2
Search/Exam
Sep 4, 2008
(Electronic) Receipt
PCTRO
Sep 4, 2008
Abstract
PCTRO
Sep 4, 2008
Claims
PCTRO
Sep 4, 2008
Description
PCTRO
Sep 4, 2008
Drawings
PCTRO