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The patent EP2753861 was granted to Highview Enterprises on Jan 11, 2023. The application was filed on Sep 6, 2012 under application number EP12775277A. 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 |
|---|---|---|---|
| L AIR LIQUIDE SOCIETE ANONYME POUR L ETUDE ET L EXPLOITATION DES PROCEDES GEORGES CLAUDE | Feb 28, 2019 | AIR LIQUIDE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | GB1013578 |
| DESCRIPTION | GB1100569 |
| DESCRIPTION | US6920759 |
| DESCRIPTION | WO2007096656 |
| INTERNATIONAL-SEARCH-REPORT | EP2236822 |
| INTERNATIONAL-SEARCH-REPORT | FR2489411 |
| INTERNATIONAL-SEARCH-REPORT | FR2916101 |
| INTERNATIONAL-SEARCH-REPORT | US2003101728 |
| INTERNATIONAL-SEARCH-REPORT | US2009282840 |
| OPPOSITION | DE1247751 |
| OPPOSITION | JPH04132837 |
| OPPOSITION | SU1710824 |
| OPPOSITION | US2007186563 |
| OPPOSITION | US2008216510 |
| OPPOSITION | US2009282840 |
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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Dec 15, 2022
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Refund of fees
Appeal
Oct 10, 2022
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Sep 15, 2022
(Electronic) Receipt
Appeal
Sep 15, 2022
Withdrawal of an appeal
Appeal
Sep 15, 2022
Withdrawal of an appeal
Appeal
Sep 2, 2022
Sep 2, 2022
Aug 29, 2022
(Electronic) Receipt
Appeal
Aug 29, 2022
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Notice of appeal
Appeal
Jun 20, 2022
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Means of redress
OPPO
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OPPO
Jul 24, 2019
Claims
OPPO
Jul 24, 2019
Claims
OPPO
Jul 24, 2019
Claims
OPPO
Jul 24, 2019
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OPPO
Jul 24, 2019
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OPPO
Jul 24, 2019
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OPPO
Jul 24, 2019
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OPPO
Jul 24, 2019
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OPPO
Jul 24, 2019
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OPPO
Jul 24, 2019
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OPPO
Jul 24, 2019
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OPPO
Jul 24, 2019
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Mar 14, 2019
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Refund of fees
OPPO
Feb 28, 2019
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Jun 11, 2018
May 4, 2018
Decision to grant a European patent
Search/Exam
Apr 23, 2018
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Intention to grant (signatures)
Search/Exam
Apr 23, 2018
Text intended for grant (clean copy)
Search/Exam
Apr 23, 2018
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(Electronic) Receipt
Search/Exam
Mar 19, 2018
French translation of claims
Search/Exam
Mar 19, 2018
German translation of the claims
Search/Exam
Mar 19, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 19, 2018
Mar 9, 2018
Feb 28, 2018
(Electronic) Receipt
Search/Exam
Feb 28, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 28, 2018
Nov 9, 2017
Nov 9, 2017
Nov 9, 2017
Intention to grant (signatures)
Search/Exam
Nov 9, 2017
Text intended for grant (clean copy)
Search/Exam
Nov 9, 2017
Jul 28, 2017
(Electronic) Receipt
Search/Exam
Jul 28, 2017
Amended claims with annotations
Search/Exam
Jul 28, 2017
Amended description with annotations
Search/Exam
Jul 28, 2017
Claims
Search/Exam
Jul 28, 2017
Description
Search/Exam
Jul 28, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 28, 2017
Jun 2, 2017
May 26, 2017
(Electronic) Receipt
Search/Exam
May 26, 2017
Letter accompanying subsequently filed items
Search/Exam
May 26, 2017
Jan 18, 2017
Annex to the communication
Search/Exam
Jan 18, 2017
Communication from the Examining Division
Search/Exam
May 15, 2015
(Electronic) Receipt
Search/Exam
May 15, 2015
Letter accompanying subsequently filed items
Search/Exam
May 15, 2015
Jan 5, 2015
Annex to the communication
Search/Exam
Jan 5, 2015
Communication from the Examining Division
Search/Exam
Nov 12, 2014
Refund of fees
Search/Exam
Oct 24, 2014
(Electronic) Receipt
Search/Exam
Oct 24, 2014
Oct 24, 2014
Amended claims with annotations
Search/Exam
Oct 24, 2014
Amendments received before examination
Search/Exam
Oct 24, 2014
Letter accompanying subsequently filed items
Search/Exam
Jun 18, 2014
Apr 15, 2014
Apr 11, 2014
Communication to designated inventor
Search/Exam
Apr 11, 2014
Communication to designated inventor
Search/Exam
Apr 11, 2014
Communication to designated inventor
Search/Exam
Apr 11, 2014
Communication to designated inventor
Search/Exam
Mar 26, 2014
Mar 21, 2014
Feb 27, 2014
(Electronic) Receipt
Search/Exam
Feb 27, 2014
Annexes in respect of a client data request
Search/Exam
Feb 27, 2014
Letter accompanying subsequently filed items
Search/Exam
Feb 27, 2014
Feb 21, 2014
(Electronic) Receipt
Search/Exam
Feb 21, 2014
Feb 21, 2014
Request for entry into the European phase
Search/Exam
Jan 17, 2014
Information on entry into European phase
Search/Exam
Oct 3, 2013
Copy of the international search report
Search/Exam
Oct 3, 2013
Aug 1, 2013
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Mar 14, 2013
Published international application - A2
Search/Exam
Sep 14, 2012
Abstract
PCTISA
Sep 14, 2012
Claims
PCTISA
Sep 14, 2012
Description
PCTISA
Sep 14, 2012
Drawings
PCTISA