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The patent EP2300529 was granted to Univation on May 3, 2017. The application was filed on Jul 7, 2009 under application number EP09790097A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| TOTALENERGIES ONETECH BELGIUM | Feb 2, 2018 | GARCIA MARTIN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2003065097 |
| INTERNATIONAL-SEARCH-REPORT | US7193017 |
| INTERNATIONAL-SEARCH-REPORT | WO03016396 |
| OPPOSITION | US5582923 |
| OPPOSITION | WO0022040 |
| OPPOSITION | WO02074816 |
| OPPOSITION | WO0236678 |
| OPPOSITION | WO2006022918 |
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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(Electronic) Receipt
Appeal
Aug 17, 2022
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(Electronic) Receipt
Appeal
Aug 13, 2022
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Feb 17, 2020
(Electronic) Receipt
Appeal
Feb 17, 2020
Feb 17, 2020
Reply to appeal
Appeal
Nov 12, 2019
Oct 25, 2019
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(Electronic) Receipt
Appeal
Oct 19, 2019
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Aug 16, 2019
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Aug 10, 2019
(Electronic) Receipt
Appeal
Aug 10, 2019
Aug 10, 2019
Notice of appeal
Appeal
Jul 1, 2019
Jun 27, 2019
Jun 24, 2019
Jun 11, 2019
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Means of redress
OPPO
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Jul 3, 2018
Submission concerning representation
Search/Exam
Jun 28, 2018
Jun 22, 2018
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Claims
OPPO
Jun 22, 2018
Claims
OPPO
Jun 22, 2018
Claims
OPPO
Jun 22, 2018
Claims
OPPO
Jun 22, 2018
Claims
OPPO
Jun 22, 2018
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May 3, 2017
Apr 6, 2017
Decision to grant a European patent
Search/Exam
Mar 21, 2017
(Electronic) Receipt
Search/Exam
Mar 21, 2017
Filing of the translations of the claims
Search/Exam
Mar 21, 2017
French translation of claims
Search/Exam
Mar 21, 2017
German translation of the claims
Search/Exam
Mar 21, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 14, 2016
Nov 14, 2016
Nov 14, 2016
Intention to grant (signatures)
Search/Exam
Nov 14, 2016
Text intended for grant
Search/Exam
Oct 20, 2016
Oct 10, 2016
(Electronic) Receipt
Search/Exam
Oct 10, 2016
Amended claims with annotations
Search/Exam
Oct 10, 2016
Claims
Search/Exam
Oct 10, 2016
Letter accompanying subsequently filed items
Search/Exam
Oct 10, 2016
Jun 20, 2016
Jun 20, 2016
Jun 20, 2016
Intention to grant (signatures)
Search/Exam
Jun 20, 2016
Text intended for grant
Search/Exam
May 3, 2016
Examination started
Search/Exam
Dec 5, 2013
Nov 8, 2013
Nov 6, 2013
Apr 1, 2011
Apr 1, 2011
Amendments received before examination
Search/Exam
Mar 30, 2011
Mar 30, 2011
Amendments received before examination
Search/Exam
Mar 2, 2011
Feb 25, 2011
Jan 28, 2011
Jan 28, 2011
Jan 28, 2011
Reply by International Bureau
Search/Exam
Jan 27, 2011
Refund order of filing/examination fee
Search/Exam
Jan 13, 2011
Enquiry with the International Bureau
Search/Exam
Dec 1, 2010
Dec 1, 2010
Amended claims with annotations
Search/Exam
Dec 1, 2010
Matter concerning the application
Search/Exam
Dec 1, 2010
Request for entry into the European phase
Search/Exam
Nov 26, 2010
Information on entry into European phase
Search/Exam
Oct 21, 2010
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PCT demand form
PCT2
May 14, 2010
PCT demand form
PCT2
May 14, 2010
May 14, 2010
Feb 10, 2010
Jan 21, 2010
Copy of the international search report
Search/Exam
Jan 21, 2010
Published international application - A1
Search/Exam
Oct 12, 2009
Oct 12, 2009
Oct 12, 2009
Sep 10, 2009
Abstract
PCTISA
Sep 10, 2009
Claims
PCTISA
Sep 10, 2009
Description
PCTISA
Sep 10, 2009
Drawings
PCTISA