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The patent EP2091736 was granted to Ackley Machine on Feb 7, 2018. The application was filed on Dec 14, 2007 under application number EP07862894A. 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 |
|---|---|---|---|
| STRAWMAN | Nov 7, 2018 | DUMMETT COPP | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | EP0919377 |
| INTERNATIONAL-SEARCH-REPORT | EP0950520 |
| INTERNATIONAL-SEARCH-REPORT | US2004094050 |
| INTERNATIONAL-SEARCH-REPORT | WO0074938 |
| INTERNATIONAL-SEARCH-REPORT | WO2005123407 |
| OPPOSITION | EP0950520 |
| OPPOSITION | US2004094050 |
| OPPOSITION | US4024545 |
| OPPOSITION | US4906813 |
| OPPOSITION | US5433146 |
| OPPOSITION | US5521628 |
| OPPOSITION | US5897797 |
| OPPOSITION | US5992742 |
| OPPOSITION | US6169266 |
| OPPOSITION | US6429889 |
| OPPOSITION | WO2005123407 |
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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Means of redress
OPPO
Apr 24, 2020
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Feb 23, 2018
Jan 11, 2018
Decision to grant a European patent
Search/Exam
Dec 21, 2017
(Electronic) Receipt
Search/Exam
Dec 21, 2017
French translation of claims
Search/Exam
Dec 21, 2017
German translation of the claims
Search/Exam
Dec 21, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 28, 2017
Aug 28, 2017
Aug 28, 2017
Intention to grant (signatures)
Search/Exam
Aug 28, 2017
Text intended for grant (clean copy)
Search/Exam
Aug 28, 2017
Aug 18, 2017
Jun 23, 2017
(Electronic) Receipt
Search/Exam
Jun 23, 2017
Amended claims with annotations
Search/Exam
Jun 23, 2017
Claims
Search/Exam
Jun 23, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 23, 2017
Feb 16, 2017
Feb 16, 2017
Feb 16, 2017
Intention to grant (signatures)
Search/Exam
Feb 16, 2017
Text intended for grant (clean copy)
Search/Exam
Feb 16, 2017
Oct 3, 2016
(Electronic) Receipt
Search/Exam
Oct 3, 2016
Amended claims with annotations
Search/Exam
Oct 3, 2016
Claims
Search/Exam
Oct 3, 2016
Letter accompanying subsequently filed items
Search/Exam
Oct 3, 2016
Jun 1, 2016
Annex to the communication
Search/Exam
Jun 1, 2016
Communication from the Examining Division
Search/Exam
Feb 24, 2016
(Electronic) Receipt
Search/Exam
Feb 24, 2016
Letter accompanying subsequently filed items
Search/Exam
Feb 24, 2016
Dec 14, 2015
Dec 9, 2015
(Electronic) Receipt
Search/Exam
Dec 9, 2015
Letter accompanying subsequently filed items
Search/Exam
Dec 9, 2015
Aug 24, 2015
Annex to the communication
Search/Exam
Aug 24, 2015
Communication from the Examining Division
Search/Exam
Apr 30, 2015
(Electronic) Receipt
Search/Exam
Apr 30, 2015
Amended claims with annotations
Search/Exam
Apr 30, 2015
Amended description with annotations
Search/Exam
Apr 30, 2015
Claims
Search/Exam
Apr 30, 2015
Description
Search/Exam
Apr 30, 2015
Letter accompanying subsequently filed items
Search/Exam
Apr 30, 2015
Mar 18, 2015
Mar 12, 2015
(Electronic) Receipt
Search/Exam
Mar 12, 2015
Letter accompanying subsequently filed items
Search/Exam
Mar 12, 2015
Nov 5, 2014
Annex to the communication
Search/Exam
Nov 5, 2014
Communication from the Examining Division
Search/Exam
Jun 12, 2014
(Electronic) Receipt
Search/Exam
Jun 12, 2014
Amended description with annotations
Search/Exam
Jun 12, 2014
Claims
Search/Exam
Jun 12, 2014
Description
Search/Exam
Jun 12, 2014
Letter accompanying subsequently filed items
Search/Exam
Jun 12, 2014
Apr 9, 2014
Apr 3, 2014
(Electronic) Receipt
Search/Exam
Apr 3, 2014
Letter accompanying subsequently filed items
Search/Exam
Apr 3, 2014
Dec 3, 2013
Annex to the communication
Search/Exam
Dec 3, 2013
Communication from the Examining Division
Search/Exam
Jul 19, 2013
Sep 1, 2009
Sep 1, 2009
Amendments received before examination
Search/Exam
Aug 27, 2009
Aug 27, 2009
Amendments received before examination
Search/Exam
Jul 29, 2009
Jul 21, 2009
Jul 1, 2009
Jun 24, 2009
Letter concerning fees and payments
Search/Exam
Jun 24, 2009
Matter concerning the application
Search/Exam
Jun 24, 2009
Request for entry into the European phase
Search/Exam
May 6, 2009
Information on entry into European phase
Search/Exam
Jul 18, 2008
Jun 26, 2008
Copy of the international search report
Search/Exam
Jun 26, 2008
Published international application - A1
Search/Exam
May 2, 2008
Abstract
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