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The patent EP2741944 was granted to Bombardier Transportation on Oct 4, 2017. The application was filed on Aug 8, 2012 under application number EP12748007A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| SIEMENS | Jul 4, 2018 | - | - |
| KNORR BREMSE SYSTEME FUR SCHIENENFAHRZEUGE | Jun 29, 2018 | MAIWALD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE10004430 |
| DESCRIPTION | DE19510755 |
| DESCRIPTION | DE6608396U |
| DESCRIPTION | EP1902918 |
| INTERNATIONAL-SEARCH-REPORT | DE10230866 |
| INTERNATIONAL-SEARCH-REPORT | EP1902918 |
| INTERNATIONAL-SEARCH-REPORT | WO2007031567 |
| OPPOSITION | DE10004430 |
| OPPOSITION | DE10135797 |
| OPPOSITION | DE102006043892 |
| OPPOSITION | DE102007056417 |
| OPPOSITION | DE102010053683 |
| OPPOSITION | DE10230866 |
| OPPOSITION | DE10301947 |
| OPPOSITION | DE19510755 |
| OPPOSITION | DE19513244 |
| OPPOSITION | DE19804570 |
| OPPOSITION | DE19848992 |
| OPPOSITION | DE6608396U |
| OPPOSITION | EP1902918 |
| OPPOSITION | US2010332058 |
| OPPOSITION | US5332298 |
| OPPOSITION | US6600979 |
| OPPOSITION | US6655754 |
| OPPOSITION | WO2007031567 |
| OPPOSITION | WO2007134889 |
| OPPOSITION | WO2008119154 |
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
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Nov 15, 2022
Advice of delivery
Appeal
Nov 7, 2022
Oct 17, 2022
Advice of delivery
Appeal
Oct 17, 2022
Advice of delivery
Appeal
Oct 10, 2022
Advice of delivery
Appeal
Oct 6, 2022
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Jul 28, 2022
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(Electronic) Receipt
Appeal
Jul 18, 2022
Jul 18, 2022
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Jun 15, 2022
(Electronic) Receipt
Appeal
Jun 15, 2022
(Electronic) Receipt
Appeal
Jun 15, 2022
Jun 15, 2022
Jun 15, 2022
Jun 15, 2022
May 31, 2022
May 31, 2022
May 23, 2022
(Electronic) Receipt
Appeal
May 23, 2022
May 23, 2022
May 6, 2022
May 6, 2022
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Apr 6, 2022
Apr 6, 2022
Apr 1, 2022
(Electronic) Receipt
Appeal
Apr 1, 2022
Apr 1, 2022
Aug 10, 2021
Advice of delivery
Appeal
Aug 9, 2021
Advice of delivery
Appeal
Aug 6, 2021
Aug 6, 2021
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Aug 3, 2021
Apr 12, 2021
Nov 16, 2020
Nov 16, 2020
Nov 11, 2020
(Electronic) Receipt
Appeal
Nov 11, 2020
Nov 11, 2020
Nov 11, 2020
Claims
Appeal
Nov 11, 2020
Claims
Appeal
Nov 11, 2020
Nov 11, 2020
Reply to appeal
Appeal
Nov 10, 2020
Reply to appeal
Appeal
Jun 30, 2020
Jun 30, 2020
Jun 30, 2020
Jun 24, 2020
(Electronic) Receipt
Appeal
Jun 24, 2020
Jun 24, 2020
Jun 15, 2020
(Electronic) Receipt
Appeal
Jun 15, 2020
Jun 15, 2020
Apr 16, 2020
Apr 16, 2020
Apr 16, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Apr 8, 2020
(Electronic) Receipt
Appeal
Apr 8, 2020
Apr 8, 2020
Notice of appeal
Appeal
Apr 6, 2020
(Electronic) Receipt
Appeal
Apr 6, 2020
Apr 6, 2020
Notice of appeal
Appeal
Feb 20, 2020
Feb 19, 2020
Feb 18, 2020
Feb 14, 2020
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Feb 14, 2020
Means of redress
OPPO
Feb 14, 2020
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Jan 21, 2019
Nov 30, 2018
Nov 30, 2018
Nov 29, 2018
Claims
OPPO
Nov 29, 2018
Claims
OPPO
Nov 29, 2018
Claims
OPPO
Nov 29, 2018
Claims
OPPO
Nov 29, 2018
Claims
OPPO
Nov 29, 2018
Claims
OPPO
Nov 29, 2018
Nov 26, 2018
Claims
OPPO
Nov 26, 2018
Claims
OPPO
Nov 26, 2018
Claims
OPPO
Nov 26, 2018
Claims
OPPO
Nov 26, 2018
Claims
OPPO
Nov 26, 2018
Claims
OPPO
Nov 26, 2018
Nov 26, 2018
Jul 16, 2018
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Nov 3, 2017
Oct 23, 2017
(Electronic) Receipt
Search/Exam
Oct 23, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 23, 2017
Oct 12, 2017
Sep 7, 2017
Decision to grant a European patent
Search/Exam
Jul 31, 2017
English translation of the claims
Search/Exam
Jul 31, 2017
Filing of the translations of the claims
Search/Exam
Jul 31, 2017
French translation of claims
Search/Exam
Jul 31, 2017
Letter concerning fees and payments
Search/Exam
Jul 27, 2017
English translation of the claims
Search/Exam
Jul 27, 2017
Filing of the translations of the claims
Search/Exam
Jul 27, 2017
French translation of claims
Search/Exam
Jul 27, 2017
Letter concerning fees and payments
Search/Exam
Mar 17, 2017
Mar 17, 2017
Mar 17, 2017
Intention to grant (signatures)
Search/Exam
Mar 17, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 17, 2017
Feb 23, 2017
Examination started
Search/Exam
Oct 24, 2016
Feb 19, 2015
Feb 9, 2015
Submission concerning representation
Search/Exam
Dec 10, 2014
Priority search results
Search/Exam
Dec 10, 2014
Dec 8, 2014
Priority search results
Search/Exam
Dec 8, 2014
Nov 4, 2014
Oct 2, 2014
Reply to Written Opinion prepared by the EPO
Search/Exam
Sep 30, 2014
Reply to Written Opinion prepared by the EPO
Search/Exam
May 21, 2014
Apr 17, 2014
Letter which had not been notified
Search/Exam
Apr 4, 2014
Letter which had not been notified
Search/Exam
Mar 20, 2014
Mar 18, 2014
Communication to designated inventor
Search/Exam
Mar 18, 2014
Communication to designated inventor
Search/Exam
Mar 18, 2014
Communication to designated inventor
Search/Exam
Mar 18, 2014
Communication to designated inventor
Search/Exam
Mar 10, 2014
(Electronic) Receipt
Search/Exam
Mar 10, 2014
Request for entry into the European phase
Search/Exam
Feb 25, 2014
Dec 18, 2013
Information on entry into European phase
Search/Exam
Mar 6, 2013
Feb 14, 2013
Copy of the international search report
Search/Exam
Feb 14, 2013
Copy of the international search report
Search/Exam
Feb 14, 2013
Published international application - A1
Search/Exam
Nov 12, 2012
Nov 12, 2012
Nov 12, 2012
Aug 8, 2012
(Electronic) Receipt
PCTRO
Aug 8, 2012
Abstract
PCTRO
Aug 8, 2012
Claims
PCTRO
Aug 8, 2012
Description
PCTRO
Aug 8, 2012
Drawings
PCTRO