The weekly litigation news digest is live. Subscribe now
The patent EP3067435 was granted to Leistritz Turbinentechnik on Nov 24, 2021. The application was filed on Jan 29, 2016 under application number EP16153407A. 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 |
|---|---|---|---|
| MTU AERO ENGINES | Apr 26, 2018 | LANG | WITHDRAWN |
| LISI AEROSPACE | Apr 25, 2018 | LAVOIX | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE10150674 |
| OPPOSITION | DE10150674 |
| OPPOSITION | DE102007051499 |
| OPPOSITION | DE102015103422 |
| OPPOSITION | EP1127949 |
| OPPOSITION | EP1649954 |
| OPPOSITION | EP2251445 |
| OPPOSITION | EP2272993 |
| OPPOSITION | EP2386663 |
| OPPOSITION | EP3012337 |
| OPPOSITION | JP2015004092 |
| OPPOSITION | JPH08283890 |
| OPPOSITION | US2007034350 |
| OPPOSITION | US2014202601 |
| OPPOSITION | US5299353 |
| OPPOSITION | US5328530 |
| OPPOSITION | US8864918 |
| OPPOSITION | US8888461 |
| OPPOSITION | WO2013020548 |
| SEARCH | DE10150674 |
| SEARCH | DE102007051499 |
| SEARCH | EP2386663 |
| SEARCH | US5328530 |
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
Oct 28, 2021
Oct 28, 2021
Oct 22, 2021
Oct 14, 2021
Oct 14, 2021
Oct 14, 2021
Oct 14, 2021
Oct 14, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 16, 2021
Jul 28, 2021
Refund of fees
Appeal
Jul 27, 2021
Advice of delivery
Appeal
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 22, 2021
Jul 21, 2021
(Electronic) Receipt
Appeal
Jul 21, 2021
Jul 21, 2021
May 21, 2021
May 21, 2021
May 21, 2021
Dec 11, 2020
Advice of delivery
Appeal
Dec 11, 2020
Dec 9, 2020
Advice of delivery
Appeal
Dec 8, 2020
Advice of delivery
Appeal
Dec 7, 2020
Dec 7, 2020
Dec 7, 2020
Dec 7, 2020
Dec 7, 2020
Dec 7, 2020
Dec 2, 2020
Dec 2, 2020
Oct 12, 2020
Jul 3, 2020
Jul 3, 2020
Jun 29, 2020
(Electronic) Receipt
Appeal
Jun 29, 2020
Jun 29, 2020
Jun 29, 2020
Jun 29, 2020
Jun 29, 2020
Jun 29, 2020
Jun 29, 2020
Reply to appeal
Appeal
Jun 23, 2020
Jun 23, 2020
Jun 18, 2020
(Electronic) Receipt
Appeal
Jun 18, 2020
Jun 18, 2020
Reply to appeal
Appeal
Feb 19, 2020
Feb 19, 2020
Feb 10, 2020
Feb 10, 2020
Dec 20, 2019
Dec 20, 2019
Dec 20, 2019
Dec 9, 2019
Notice of appeal
Appeal
Oct 10, 2019
Oct 9, 2019
Oct 9, 2019
Oct 8, 2019
Oct 8, 2019
Oct 7, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Means of redress
OPPO
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Sep 3, 2019
Jul 9, 2019
Jul 9, 2019
Jul 9, 2019
Jul 3, 2019
Jul 3, 2019
Jul 3, 2019
Jul 2, 2019
Jul 2, 2019
Jul 2, 2019
Jul 2, 2019
Jun 25, 2019
Jun 24, 2019
Jun 12, 2019
May 31, 2019
May 31, 2019
May 31, 2019
May 31, 2019
Claims
OPPO
May 31, 2019
Claims
OPPO
May 31, 2019
May 31, 2019
Mar 21, 2019
Mar 21, 2019
Mar 15, 2019
Mar 15, 2019
Mar 15, 2019
Mar 1, 2019
Mar 1, 2019
Feb 20, 2019
Feb 12, 2019
Feb 8, 2019
Feb 1, 2019
Jan 30, 2019
Jan 29, 2019
Jan 29, 2019
Jan 29, 2019
Jan 28, 2019
Jan 28, 2019
Jan 28, 2019
Jan 25, 2019
Jan 25, 2019
Jan 25, 2019
Jan 25, 2019
Jan 25, 2019
Jan 25, 2019
Jan 25, 2019
Jan 15, 2019
Jan 15, 2019
Jan 11, 2019
Jan 11, 2019
Jan 10, 2019
Jan 10, 2019
Jan 10, 2019
Jan 9, 2019
Jan 9, 2019
Jan 9, 2019
Jan 8, 2019
Jan 8, 2019
Jan 8, 2019
Jan 8, 2019
Jan 8, 2019
Jan 8, 2019
Jan 8, 2019
Jan 8, 2019
Oct 24, 2018
Oct 4, 2018
Sep 28, 2018
Sep 28, 2018
Sep 21, 2018
Sep 21, 2018
Sep 21, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 8, 2018
May 7, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 26, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Jul 27, 2017
Jun 29, 2017
Decision to grant a European patent
Search/Exam
Jun 13, 2017
(Electronic) Receipt
Search/Exam
Jun 13, 2017
English translation of the claims
Search/Exam
Jun 13, 2017
Filing of the translations of the claims
Search/Exam
Jun 13, 2017
French translation of claims
Search/Exam
Jun 13, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 13, 2017
Apr 13, 2017
Apr 13, 2017
Intention to grant (signatures)
Search/Exam
Apr 13, 2017
Text intended for grant (clean copy)
Search/Exam
Apr 13, 2017
Mar 21, 2017
Examination started
Search/Exam
Sep 19, 2016
Sep 16, 2016
(Electronic) Receipt
Search/Exam
Sep 16, 2016
Sep 16, 2016
Amended claims with annotations
Search/Exam
Sep 16, 2016
Amendments received before examination
Search/Exam
Sep 16, 2016
Letter accompanying subsequently filed items
Search/Exam
Aug 18, 2016
Notification of forthcoming publication
Search/Exam
Jul 18, 2016
Jul 18, 2016
European search opinion
Search/Exam
Jul 18, 2016
European search report
Search/Exam
Jul 18, 2016
Information on Search Strategy
Search/Exam
Jul 6, 2016
Search started
Search/Exam
Mar 23, 2016
Communication to designated inventor
Search/Exam
Mar 23, 2016
Communication to designated inventor
Search/Exam
Feb 17, 2016
Letter concerning the priority
Search/Exam
Feb 17, 2016
Priority document
Search/Exam
Jan 29, 2016
Abstract
Search/Exam
Jan 29, 2016
Jan 29, 2016
Claims
Search/Exam
Jan 29, 2016
Description
Search/Exam
Jan 29, 2016
Designation of inventor
Search/Exam
Jan 29, 2016
Priority search results
Search/Exam
Jan 29, 2016
Request for grant of a European patent
Search/Exam