The weekly litigation news digest is live. Subscribe now
The patent EP2864470 was granted to Lanzatech NEW Zealand on Dec 23, 2020. The application was filed on Jun 21, 2013 under application number EP13806177A. 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 |
|---|---|---|---|
| ZIMMER | Jul 4, 2018 | POTTER CLARKSON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2011229947 |
| DESCRIPTION | US5173429 |
| DESCRIPTION | US5593886 |
| DESCRIPTION | US6368819 |
| DESCRIPTION | WO0208438 |
| DESCRIPTION | WO2008028055 |
| DESCRIPTION | WO2009064200 |
| DESCRIPTION | WO2012053905 |
| INTERNATIONAL-SEARCH-REPORT | US2012115195 |
| OPPOSITION | WO2007136762 |
| OPPOSITION | WO2012053905 |
| OPPOSITION | WO2013191567 |
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 26, 2020
Nov 26, 2020
Nov 23, 2020
Nov 11, 2020
Nov 11, 2020
Nov 11, 2020
Nov 11, 2020
Nov 11, 2020
Sep 14, 2020
Sep 14, 2020
Sep 14, 2020
Sep 8, 2020
Jun 1, 2020
Jun 1, 2020
Jun 1, 2020
Jun 1, 2020
May 27, 2020
May 27, 2020
May 27, 2020
May 27, 2020
May 27, 2020
May 27, 2020
May 27, 2020
Means of redress
OPPO
Mar 25, 2020
Mar 18, 2020
Mar 18, 2020
Mar 18, 2020
Description
OPPO
Mar 18, 2020
Mar 18, 2020
Jan 16, 2020
Jan 16, 2020
Jan 16, 2020
Jan 16, 2020
Jan 16, 2020
Jan 16, 2020
Jan 16, 2020
Jan 14, 2020
Jan 14, 2020
Jan 8, 2020
Jan 8, 2020
Jan 8, 2020
Nov 26, 2019
Nov 26, 2019
Nov 21, 2019
Nov 21, 2019
Nov 21, 2019
Nov 21, 2019
Nov 21, 2019
Nov 21, 2019
Nov 20, 2019
Nov 20, 2019
Nov 20, 2019
May 21, 2019
May 21, 2019
May 21, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 13, 2019
May 13, 2019
May 13, 2019
May 13, 2019
May 13, 2019
May 13, 2019
Jan 29, 2019
Jan 29, 2019
Jan 29, 2019
Jan 16, 2019
Jan 16, 2019
Jan 16, 2019
Jan 16, 2019
Dec 3, 2018
Nov 27, 2018
Nov 27, 2018
Nov 27, 2018
Nov 27, 2018
Nov 27, 2018
Nov 27, 2018
Nov 27, 2018
Nov 27, 2018
Nov 27, 2018
Claims
OPPO
Nov 27, 2018
Claims
OPPO
Nov 27, 2018
Claims
OPPO
Nov 27, 2018
Claims
OPPO
Nov 27, 2018
Claims
OPPO
Nov 27, 2018
Claims
OPPO
Nov 27, 2018
Nov 27, 2018
Nov 27, 2018
Nov 27, 2018
Nov 27, 2018
Jul 18, 2018
Jul 18, 2018
Jul 12, 2018
Jul 4, 2018
Jul 4, 2018
Jul 4, 2018
Jul 4, 2018
Jul 4, 2018
Jul 4, 2018
Jul 4, 2018
Jul 4, 2018
Jul 4, 2018
Jul 4, 2018
Oct 12, 2017
Sep 7, 2017
Decision to grant a European patent
Search/Exam
Aug 23, 2017
(Electronic) Receipt
Search/Exam
Aug 23, 2017
Filing of the translations of the claims
Search/Exam
Aug 23, 2017
French translation of claims
Search/Exam
Aug 23, 2017
German translation of the claims
Search/Exam
Aug 23, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 12, 2017
Jun 7, 2017
Jun 6, 2017
May 2, 2017
May 2, 2017
May 2, 2017
Intention to grant (signatures)
Search/Exam
May 2, 2017
Text intended for grant (clean copy)
Search/Exam
May 2, 2017
Text intended for grant (sequence listing)
Search/Exam
May 2, 2017
Nov 29, 2016
(Electronic) Receipt
Search/Exam
Nov 29, 2016
Amended claims with annotations
Search/Exam
Nov 29, 2016
Amended description with annotations
Search/Exam
Nov 29, 2016
Claims
Search/Exam
Nov 29, 2016
Description
Search/Exam
Nov 29, 2016
Letter accompanying subsequently filed items
Search/Exam
Nov 29, 2016
Jul 21, 2016
Annex to the communication
Search/Exam
Jul 21, 2016
Communication from the Examining Division
Search/Exam
Jul 12, 2016
Examination started
Search/Exam
Jun 7, 2016
(Electronic) Receipt
Search/Exam
Jun 7, 2016
Jun 7, 2016
Amended claims with annotations
Search/Exam
Jun 7, 2016
Amendments received before examination
Search/Exam
Jun 7, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 7, 2016
Dec 4, 2015
Nov 18, 2015
Nov 18, 2015
European search opinion
Search/Exam
Nov 18, 2015
Information on Search Strategy
Search/Exam
Nov 18, 2015
Supplementary European search report
Search/Exam
Nov 5, 2015
Search started
Search/Exam
Jun 9, 2015
(Electronic) Receipt
Search/Exam
Jun 9, 2015
Jun 9, 2015
Amended claims with annotations
Search/Exam
Jun 9, 2015
Amendments received before examination
Search/Exam
Jun 9, 2015
Letter accompanying subsequently filed items
Search/Exam
Apr 1, 2015
Jan 28, 2015
Jan 26, 2015
Communication to designated inventor
Search/Exam
Jan 26, 2015
Communication to designated inventor
Search/Exam
Jan 7, 2015
Dec 11, 2014
(Electronic) Receipt
Search/Exam
Dec 11, 2014
Converted Sequence Listing
Search/Exam
Dec 11, 2014
Matter concerning the application
Search/Exam
Dec 11, 2014
Request for entry into the European phase
Search/Exam
Oct 31, 2014
Information on entry into European phase
Search/Exam
Oct 29, 2014
Notification of the recording of a change
Search/Exam
Jan 14, 2014
Dec 27, 2013
Copy of the international search report
Search/Exam
Dec 27, 2013
Published international application - A1
Search/Exam
Dec 27, 2013
Sequence listing
Search/Exam