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The patent EP2921214 was granted to Alfa Laval Corporate on Oct 24, 2018. The application was filed on Feb 24, 2011 under application number EP15166210A. 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 |
|---|---|---|---|
| GEA MECHANICAL EQUIPMENT | Jul 19, 2019 | SPECHT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0701656 |
| DESCRIPTION | JP3868352B |
| OPPOSITION | DE2415693 |
| OPPOSITION | DE2715082 |
| OPPOSITION | DE2916856 |
| OPPOSITION | DE2943468 |
| OPPOSITION | EP0732974 |
| OPPOSITION | JP3868352B |
| OPPOSITION | US4042172 |
| OPPOSITION | US4286971 |
| OPPOSITION | WO0029334 |
| OPPOSITION | WO2008058340 |
| SEARCH | EP0492758 |
| SEARCH | GB1039031 |
| SEARCH | JP3868352B |
| SEARCH | US2005037333 |
| SEARCH | US4115517 |
| SEARCH | US4286971 |
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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Oct 24, 2023
Refund of fees
Appeal
Oct 23, 2023
Advice of delivery
Appeal
Oct 20, 2023
Oct 20, 2023
Oct 20, 2023
Jun 26, 2023
Advice of delivery
Appeal
Jun 24, 2023
Jun 23, 2023
Jun 23, 2023
Jun 20, 2023
Jun 19, 2023
(Electronic) Receipt
Appeal
Jun 19, 2023
Jun 19, 2023
Jun 6, 2023
Jun 6, 2023
May 30, 2023
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May 24, 2023
(Electronic) Receipt
Appeal
May 24, 2023
May 24, 2023
Apr 6, 2023
Mar 31, 2023
(Electronic) Receipt
Appeal
Mar 31, 2023
(Electronic) Receipt
Appeal
Mar 31, 2023
Mar 31, 2023
Mar 31, 2023
Mar 27, 2023
Advice of delivery
Appeal
Mar 24, 2023
Mar 24, 2023
Mar 24, 2023
Mar 24, 2023
Mar 21, 2023
Jun 1, 2022
May 25, 2022
(Electronic) Receipt
Appeal
May 25, 2022
May 25, 2022
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May 25, 2022
Reply to appeal
Appeal
Feb 7, 2022
Jan 25, 2022
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(Electronic) Receipt
Appeal
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Claims
Appeal
Jan 20, 2022
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Dec 1, 2021
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Nov 24, 2021
(Electronic) Receipt
Appeal
Nov 24, 2021
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Notice of appeal
Appeal
Oct 4, 2021
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Means of redress
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Nov 5, 2018
Sep 27, 2018
Decision to grant a European patent
Search/Exam
Sep 17, 2018
(Electronic) Receipt
Search/Exam
Sep 17, 2018
French translation of claims
Search/Exam
Sep 17, 2018
German translation of the claims
Search/Exam
Sep 17, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 13, 2018
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Intention to grant (signatures)
Search/Exam
Jun 13, 2018
Text intended for grant (clean copy)
Search/Exam
Jun 13, 2018
Jun 8, 2018
Annex to a communication
Search/Exam
Jun 8, 2018
Annex to the communication
Search/Exam
Jun 8, 2018
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Mar 21, 2018
(Electronic) Receipt
Search/Exam
Mar 21, 2018
Amended claims with annotations
Search/Exam
Mar 21, 2018
Amended claims with annotations
Search/Exam
Mar 21, 2018
Claims
Search/Exam
Mar 21, 2018
Claims
Search/Exam
Mar 21, 2018
Description
Search/Exam
Mar 21, 2018
Description
Search/Exam
Mar 21, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 21, 2018
Letter dealing with oral proceedings
Search/Exam
Feb 5, 2018
Advice of delivery
Search/Exam
Jan 31, 2018
Advice of delivery
Search/Exam
Jan 24, 2018
Acknowledgement of a document
Search/Exam
Jan 24, 2018
Annex to the communication
Search/Exam
Jan 24, 2018
Preparation for oral proceedings
Search/Exam
Jan 24, 2018
Summons to attend oral proceedings
Search/Exam
Sep 8, 2017
(Electronic) Receipt
Search/Exam
Sep 8, 2017
Amended claims with annotations
Search/Exam
Sep 8, 2017
Claims
Search/Exam
Sep 8, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 8, 2017
May 31, 2017
Annex to the communication
Search/Exam
May 31, 2017
Communication from the Examining Division
Search/Exam
Mar 6, 2017
Feb 26, 2016
(Electronic) Receipt
Search/Exam
Feb 26, 2016
Feb 26, 2016
Amended claims with annotations
Search/Exam
Feb 26, 2016
Amendments received before examination
Search/Exam
Feb 26, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 28, 2015
Aug 26, 2015
Notification of forthcoming publication
Search/Exam
Aug 26, 2015
Refund of fees
Search/Exam
Aug 17, 2015
Aug 17, 2015
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European search opinion
Search/Exam
Aug 17, 2015
European search report
Search/Exam
Aug 10, 2015
Modified abstract
Search/Exam
Aug 6, 2015
Search started
Search/Exam
Jun 26, 2015
Communication to designated inventor
Search/Exam
Jun 26, 2015
Communication to designated inventor
Search/Exam
May 20, 2015
Priority search results copy provided by EPO
Search/Exam
May 20, 2015
Priority search results copy provided by EPO
Search/Exam
May 4, 2015
Abstract
Search/Exam
May 4, 2015
May 4, 2015
Claims
Search/Exam
May 4, 2015
Description
Search/Exam
May 4, 2015
Designation of inventor
Search/Exam
May 4, 2015
Drawings
Search/Exam
May 4, 2015
Request for grant of a European patent
Search/Exam
Sep 19, 2011
Sep 19, 2011