The weekly litigation news digest is live. Subscribe now
The patent EP2451637 was granted to Tetra Laval & Finance on Oct 19, 2022. The application was filed on Jul 6, 2010 under application number EP10757390A. 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 |
|---|---|---|---|
| SIG TECHNOLOGY | May 19, 2020 | HERZOG PATENTANWALTS | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO0185565 |
| INTERNATIONAL-SEARCH-REPORT | WO03095199 |
| INTERNATIONAL-SEARCH-REPORT | WO03095200 |
| OPPOSITION | EP0159609 |
| OPPOSITION | EP0575703 |
| OPPOSITION | EP0931646 |
| OPPOSITION | EP1237721 |
| OPPOSITION | EP1331173 |
| OPPOSITION | JP2002029004 |
| OPPOSITION | JP2004175019 |
| OPPOSITION | JP2004299730 |
| OPPOSITION | JPH08230872 |
| OPPOSITION | US3405212 |
| OPPOSITION | WO03095199 |
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
Sep 22, 2022
Sep 22, 2022
Sep 16, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Jun 13, 2022
Jun 13, 2022
Jun 13, 2022
Jun 8, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Means of redress
OPPO
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 25, 2022
Feb 9, 2022
Jan 25, 2022
Jan 25, 2022
Jan 25, 2022
Jan 18, 2022
Jan 18, 2022
Jan 18, 2022
Jan 18, 2022
Jan 18, 2022
Jan 18, 2022
Jan 4, 2022
Dec 20, 2021
Dec 20, 2021
Dec 20, 2021
Dec 14, 2021
Dec 13, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 8, 2021
Dec 8, 2021
Dec 6, 2021
Dec 6, 2021
Dec 6, 2021
Dec 6, 2021
Mar 11, 2021
Mar 11, 2021
Mar 5, 2021
Mar 5, 2021
General enquiry
OPPO
Mar 5, 2021
Feb 19, 2021
Feb 15, 2021
Feb 15, 2021
Feb 15, 2021
Jan 29, 2021
Jan 28, 2021
Jan 28, 2021
Jan 28, 2021
Jan 27, 2021
Jan 27, 2021
Jan 27, 2021
Jan 27, 2021
Jan 27, 2021
Jan 27, 2021
Jan 27, 2021
Oct 30, 2020
Oct 29, 2020
Oct 29, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Oct 13, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 7, 2020
Aug 7, 2020
Aug 7, 2020
Jul 23, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jun 17, 2020
Jun 17, 2020
May 27, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
May 19, 2020
Sep 2, 2019
Jul 25, 2019
Decision to grant a European patent
Search/Exam
Jun 27, 2019
(Electronic) Receipt
Search/Exam
Jun 27, 2019
Filing of the translations of the claims
Search/Exam
Jun 27, 2019
French translation of claims
Search/Exam
Jun 27, 2019
German translation of the claims
Search/Exam
Jun 27, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 27, 2019
Feb 27, 2019
Feb 27, 2019
Intention to grant (signatures)
Search/Exam
Feb 27, 2019
Text intended for grant (clean copy)
Search/Exam
Feb 27, 2019
Nov 3, 2017
(Electronic) Receipt
Search/Exam
Nov 3, 2017
Abstract
Search/Exam
Nov 3, 2017
Abstract
Search/Exam
Nov 3, 2017
Amended claims with annotations
Search/Exam
Nov 3, 2017
Amended description with annotations
Search/Exam
Nov 3, 2017
Claims
Search/Exam
Nov 3, 2017
Description
Search/Exam
Nov 3, 2017
Description
Search/Exam
Nov 3, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 3, 2017
Jun 30, 2017
Annex to the communication
Search/Exam
Jun 30, 2017
Communication from the Examining Division
Search/Exam
Jan 13, 2017
(Electronic) Receipt
Search/Exam
Jan 13, 2017
Amended claims with annotations
Search/Exam
Jan 13, 2017
Claims
Search/Exam
Jan 13, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 13, 2017
Jan 9, 2017
Dec 30, 2016
(Electronic) Receipt
Search/Exam
Dec 30, 2016
Letter accompanying subsequently filed items
Search/Exam
Dec 30, 2016
Sep 13, 2016
Annex to the communication
Search/Exam
Sep 13, 2016
Communication from the Examining Division
Search/Exam
Sep 7, 2016
Examination started
Search/Exam
Jul 10, 2012
(Electronic) Receipt
Search/Exam
Jul 10, 2012
Jul 10, 2012
Amendments received before examination
Search/Exam
Jul 10, 2012
Letter accompanying subsequently filed items
Search/Exam
Apr 18, 2012
Feb 15, 2012
Feb 8, 2012
Refund of fees
Search/Exam
Jan 25, 2012
Jan 20, 2012
(Electronic) Receipt
Search/Exam
Jan 20, 2012
Priority search results
Search/Exam
Jan 20, 2012
Request for entry into the European phase
Search/Exam
Dec 22, 2011
Dec 22, 2011
Notification of the recording of a change
Search/Exam
Nov 18, 2011
Information on entry into European phase
Search/Exam
Apr 14, 2011
Copy of the international search report
Search/Exam
Apr 14, 2011
Feb 23, 2011
Modified abstract
Search/Exam
Feb 22, 2011
Feb 22, 2011
Feb 22, 2011
Feb 3, 2011
Jan 13, 2011
Published international application - A2
Search/Exam
Aug 23, 2010
Abstract
PCTRO
Aug 23, 2010
Claims
PCTRO
Aug 23, 2010
Description
PCTRO
Aug 23, 2010
Drawings
PCTRO