The patent EP2229234 was granted to Univation on Mar 15, 2017. The application was originally filed on Dec 15, 2008 under application number EP08869856A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text | Link |
|---|---|---|
| OPPOSITION | - D.C. Kendall, et al.,, "Chemical Reactors: Basic Control Strategies", D.C. Kendall, et al.,, Bela G. Liptak, Instrument Engineers' Handbook Fourth Edition, Process Control and Optimization Volume 2, CRC Press, (20060000), vol. 2, pages 1664-1696, 1729 - 1752, XP055444142 | - |
| OPPOSITION | - Farlex, "What does CW stand for - The Free Dictionary", URL: https://acronyms.thefreedictionary.com/CW | - |
Get a free citation report including examiner, opposition, and international search citations.
Get Citation ReportThe 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
Mar 10, 2022
Refund of fees
Appeal
Mar 9, 2022
Advice of delivery
Appeal
Mar 8, 2022
Mar 8, 2022
Mar 8, 2022
Mar 8, 2022
Mar 3, 2022
(Electronic) Receipt
Appeal
Mar 3, 2022
(Electronic) Receipt
Appeal
Mar 3, 2022
Mar 3, 2022
Mar 3, 2022
Mar 2, 2022
(Electronic) Receipt
Appeal
Mar 2, 2022
Mar 2, 2022
Withdrawal of an appeal
Appeal
Feb 7, 2022
Feb 7, 2022
Feb 7, 2022
Feb 7, 2022
Jan 31, 2022
Jan 31, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 17, 2022
(Electronic) Receipt
Appeal
Jan 17, 2022
Jan 17, 2022
Oct 22, 2021
(Electronic) Receipt
Search/Exam
Oct 22, 2021
Advice of delivery
Search/Exam
Oct 22, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 24, 2021
Advice of delivery
Appeal
Sep 20, 2021
Sep 20, 2021
Sep 15, 2021
Oct 2, 2020
Sep 28, 2020
(Electronic) Receipt
Appeal
Sep 28, 2020
Sep 28, 2020
Aug 5, 2020
Jul 30, 2020
(Electronic) Receipt
Appeal
Jul 30, 2020
Jul 30, 2020
Jul 24, 2020
Mar 31, 2020
Mar 25, 2020
(Electronic) Receipt
Appeal
Mar 25, 2020
Mar 25, 2020
Nov 7, 2019
Nov 4, 2019
(Electronic) Receipt
Appeal
Nov 4, 2019
Nov 4, 2019
Nov 4, 2019
Reply to appeal
Appeal
Oct 21, 2019
Jun 26, 2019
Jun 20, 2019
(Electronic) Receipt
Appeal
Jun 20, 2019
Jun 20, 2019
Jun 20, 2019
Jun 20, 2019
Jun 20, 2019
Jun 20, 2019
Claims
Appeal
Jun 20, 2019
Claims
Appeal
Jun 20, 2019
Claims
Appeal
Jun 20, 2019
Claims
Appeal
Jun 20, 2019
Claims
Appeal
Jun 20, 2019
Jun 20, 2019
Jun 20, 2019
Apr 11, 2019
Apr 11, 2019
Apr 4, 2019
Processing of an appeal
Appeal
Apr 3, 2019
(Electronic) Receipt
Appeal
Apr 3, 2019
Apr 3, 2019
Notice of appeal
Appeal
Apr 2, 2019
Apr 2, 2019
Apr 2, 2019
Mar 18, 2019
Mar 12, 2019
Mar 12, 2019
Mar 12, 2019
Mar 12, 2019
Mar 6, 2019
Feb 27, 2019
Feb 22, 2019
Feb 19, 2019
Feb 19, 2019
Feb 19, 2019
Feb 19, 2019
Feb 19, 2019
Feb 19, 2019
Feb 19, 2019
Feb 19, 2019
Feb 19, 2019
Means of redress
OPPO
Feb 19, 2019
Feb 19, 2019
Feb 19, 2019
Feb 19, 2019
Feb 19, 2019
Feb 19, 2019
Jan 24, 2019
Nov 28, 2018
Nov 26, 2018
Nov 26, 2018
Nov 22, 2018
Nov 22, 2018
Nov 22, 2018
Nov 22, 2018
Nov 22, 2018
Nov 22, 2018
Nov 21, 2018
Nov 21, 2018
Nov 21, 2018
Nov 20, 2018
Nov 20, 2018
Claims
OPPO
Nov 20, 2018
Nov 20, 2018
Jul 3, 2018
Submission concerning representation
Search/Exam
Jun 20, 2018
Jun 1, 2018
May 29, 2018
May 24, 2018
May 24, 2018
May 24, 2018
May 24, 2018
May 24, 2018
May 24, 2018
May 24, 2018
May 8, 2018
Apr 20, 2018
Apr 12, 2018
Apr 6, 2018
Apr 6, 2018
Apr 6, 2018
Apr 6, 2018
Apr 6, 2018
Claims
OPPO
Apr 6, 2018
Claims
OPPO
Apr 6, 2018
Claims
OPPO
Apr 6, 2018
Apr 6, 2018
Apr 6, 2018
Jan 9, 2018
Jan 9, 2018
Jan 2, 2018
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Mar 15, 2017
Feb 16, 2017
Decision to grant a European patent
Search/Exam
Feb 15, 2017
Decision to allow further processing
Search/Exam
Feb 2, 2017
(Electronic) Receipt
Search/Exam
Feb 2, 2017
French translation of claims
Search/Exam
Feb 2, 2017
German translation of the claims
Search/Exam
Feb 2, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 2, 2017
Request for further processing
Search/Exam
Jan 13, 2017
Jul 25, 2016
Jul 25, 2016
Jul 25, 2016
Intention to grant (signatures)
Search/Exam
Jul 25, 2016
Text intended for grant (clean copy)
Search/Exam
Jul 25, 2016
Jul 15, 2016
Annex to the communication
Search/Exam
Jul 15, 2016
Consultation by telephone/in person
Search/Exam
Jul 15, 2016
Jun 21, 2016
Examination started
Search/Exam
Dec 5, 2013
Nov 8, 2013
Nov 6, 2013
Oct 5, 2010
Letter concerning the inventor
Search/Exam
Sep 22, 2010
Refund of fees
Search/Exam
Sep 20, 2010
Sep 20, 2010
Sep 20, 2010
Amended description with annotations
Search/Exam
Sep 20, 2010
Amendments received before examination
Search/Exam
Sep 20, 2010
Annex
Search/Exam
Sep 15, 2010
Sep 9, 2010
Sep 9, 2010
Sep 9, 2010
Amended description with annotations
Search/Exam
Sep 9, 2010
Amendments received before examination
Search/Exam
Sep 9, 2010
Annex
Search/Exam
Sep 6, 2010
Letter which had not been notified
Search/Exam
Aug 25, 2010
Aug 16, 2010
Jul 13, 2010
Jul 13, 2010
May 21, 2010
Information on entry into European phase
Search/Exam
May 14, 2010
May 14, 2010
Matter concerning the application
Search/Exam
May 14, 2010
Request for entry into the European phase
Search/Exam
Apr 16, 2010
Apr 16, 2010
Apr 16, 2010
Apr 16, 2010
Apr 16, 2010
Apr 16, 2010
Apr 16, 2010
Apr 16, 2010
Apr 16, 2010
Jan 11, 2010
Dec 30, 2009
Dec 30, 2009
Dec 17, 2009
Dec 3, 2009
Nov 23, 2009
Nov 16, 2009
Nov 12, 2009
Nov 12, 2009
Nov 2, 2009
Nov 2, 2009
Nov 2, 2009
PCT demand form
PCT2
Nov 2, 2009
Nov 2, 2009
Aug 4, 2009
Jul 16, 2009
Copy of the international search report
Search/Exam
Jul 16, 2009
Published international application - A1
Search/Exam
Apr 15, 2009
Apr 15, 2009
Apr 15, 2009
Jan 5, 2009
Abstract
PCTISA
Jan 5, 2009
Claims
PCTISA
Jan 5, 2009
Description
PCTISA
Jan 5, 2009
Drawings
PCTISA