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The patent EP2581097 was granted to Arch Biosurgery on Jun 7, 2017. The application was filed on Apr 25, 2008 under application number EP12196176A. 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 | Feb 22, 2018 | MEWBURN ELLIS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20010778200 |
| DESCRIPTION | US20020196942 |
| DESCRIPTION | US20040968790 |
| DESCRIPTION | US20060411745 |
| DESCRIPTION | US2004204561 |
| DESCRIPTION | US4098728 |
| DESCRIPTION | US4211227 |
| DESCRIPTION | US4272398 |
| DESCRIPTION | US4636208 |
| DESCRIPTION | US4861627 |
| DESCRIPTION | US5180375 |
| DESCRIPTION | US5192302 |
| DESCRIPTION | US5222974 |
| DESCRIPTION | US5645565 |
| DESCRIPTION | US5670483 |
| DESCRIPTION | US5955343 |
| DESCRIPTION | US6548630 |
| DESCRIPTION | US6663655 |
| DESCRIPTION | US6711879 |
| DESCRIPTION | US6800481 |
| DESCRIPTION | US7098028 |
| DESCRIPTION | WO2007142757 |
| OPPOSITION | WO2005014615 |
| OPPOSITION | WO2006116524 |
| SEARCH | WO2004007532 |
| SEARCH | WO2006014570 |
| SEARCH | WO2006116524 |
| SEARCH | WO2007142757 |
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 7, 2022
Refund of fees
Search/Exam
Dec 5, 2022
Dec 2, 2022
Dec 2, 2022
Nov 30, 2022
Nov 30, 2022
Nov 29, 2022
(Electronic) Receipt
Appeal
Nov 29, 2022
Nov 29, 2022
Nov 29, 2022
Withdrawal of an appeal
Appeal
Nov 8, 2022
Nov 8, 2022
Aug 2, 2022
Aug 2, 2022
Mar 28, 2022
Mar 21, 2022
(Electronic) Receipt
Appeal
Mar 21, 2022
Mar 21, 2022
Feb 2, 2022
Feb 2, 2022
Jan 28, 2022
Aug 3, 2020
Oct 14, 2019
Oct 8, 2019
(Electronic) Receipt
Appeal
Oct 8, 2019
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Aug 2, 2019
(Electronic) Receipt
Appeal
Aug 2, 2019
Aug 2, 2019
Notice of appeal
Appeal
Aug 2, 2019
Processing of an appeal
Appeal
Jun 17, 2019
Jun 14, 2019
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Means of redress
OPPO
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Mar 6, 2019
Feb 28, 2019
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Claims
OPPO
Feb 28, 2019
Claims
OPPO
Feb 28, 2019
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OPPO
Feb 28, 2019
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OPPO
Feb 28, 2019
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Claims
OPPO
Jul 27, 2018
Claims
OPPO
Jul 27, 2018
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OPPO
Jul 27, 2018
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OPPO
Jul 27, 2018
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Jun 7, 2017
May 11, 2017
Decision to grant a European patent
Search/Exam
Mar 13, 2017
Mar 13, 2017
Mar 13, 2017
Intention to grant (signatures)
Search/Exam
Mar 13, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 13, 2017
Mar 9, 2017
Feb 3, 2017
(Electronic) Receipt
Search/Exam
Feb 3, 2017
Amended description with annotations
Search/Exam
Feb 3, 2017
Description
Search/Exam
Feb 3, 2017
French translation of claims
Search/Exam
Feb 3, 2017
German translation of the claims
Search/Exam
Feb 3, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 3, 2017
Feb 3, 2017
Jan 26, 2017
Jan 12, 2017
(Electronic) Receipt
Search/Exam
Jan 12, 2017
Annexes in respect of a client data request
Search/Exam
Jan 12, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 12, 2017
Oct 5, 2016
Oct 5, 2016
Oct 5, 2016
Intention to grant (signatures)
Search/Exam
Oct 5, 2016
Text intended for grant (clean copy)
Search/Exam
Oct 5, 2016
Text intended for grant (sequence listing)
Search/Exam
Oct 5, 2016
Sep 13, 2016
Aug 26, 2016
(Electronic) Receipt
Search/Exam
Aug 26, 2016
Amended claims with annotations
Search/Exam
Aug 26, 2016
Amended claims with annotations
Search/Exam
Aug 26, 2016
Amended claims with annotations
Search/Exam
Aug 26, 2016
Amended claims with annotations
Search/Exam
Aug 26, 2016
Amended claims with annotations
Search/Exam
Aug 26, 2016
Amended claims with annotations
Search/Exam
Aug 26, 2016
Amended claims with annotations
Search/Exam
Aug 26, 2016
Amended claims with annotations
Search/Exam
Aug 26, 2016
Amended claims with annotations
Search/Exam
Aug 26, 2016
Amended description with annotations
Search/Exam
Aug 26, 2016
Claims
Search/Exam
Aug 26, 2016
Claims
Search/Exam
Aug 26, 2016
Claims
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Aug 26, 2016
Claims
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Aug 26, 2016
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Aug 26, 2016
Claims
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Aug 26, 2016
Claims
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Aug 26, 2016
Description
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Aug 26, 2016
Letter accompanying subsequently filed items
Search/Exam
Aug 26, 2016
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Feb 15, 2016
Advice of delivery
Search/Exam
Feb 12, 2016
Advice of delivery
Search/Exam
Feb 4, 2016
Acknowledgement of a document
Search/Exam
Feb 4, 2016
Feb 4, 2016
Summons to attend oral proceedings
Search/Exam
Feb 1, 2016
Dec 30, 2015
(Electronic) Receipt
Search/Exam
Dec 30, 2015
Letter accompanying subsequently filed items
Search/Exam
Dec 30, 2015
Oral proceedings: Request for postponement
Search/Exam
Dec 23, 2015
Dec 22, 2015
(Electronic) Receipt
Search/Exam
Dec 22, 2015
Letter accompanying subsequently filed items
Search/Exam
Dec 22, 2015
Oral proceedings: Request for postponement
Search/Exam
Dec 15, 2015
Advice of delivery
Search/Exam
Dec 9, 2015
Advice of delivery
Search/Exam
Dec 1, 2015
Acknowledgement of a document
Search/Exam
Dec 1, 2015
Annex to the communication
Search/Exam
Dec 1, 2015
Summons to attend oral proceedings
Search/Exam
Nov 26, 2015
Preparation for oral proceedings
Search/Exam
Apr 7, 2015
(Electronic) Receipt
Search/Exam
Apr 7, 2015
Amended claims with annotations
Search/Exam
Apr 7, 2015
Claims
Search/Exam
Apr 7, 2015
Description
Search/Exam
Apr 7, 2015
Letter accompanying subsequently filed items
Search/Exam
Apr 7, 2015
Apr 7, 2015
Jan 12, 2015
Jan 2, 2015
(Electronic) Receipt
Search/Exam
Jan 2, 2015
Letter accompanying subsequently filed items
Search/Exam
Jan 2, 2015
Sep 25, 2014
Annex to the communication
Search/Exam
Sep 25, 2014
Communication from the Examining Division
Search/Exam
Sep 17, 2014
Examination started
Search/Exam
May 13, 2014
Oct 7, 2013
Oct 7, 2013
Amended claims with annotations
Search/Exam
Oct 7, 2013
Amendments received before examination
Search/Exam
Oct 7, 2013
Oct 7, 2013
Oct 7, 2013
Oct 7, 2013
Aug 8, 2013
Aug 2, 2013
Jul 31, 2013
Apr 22, 2013
Apr 15, 2013
Refund of fees
Search/Exam
Mar 20, 2013
Mar 20, 2013
European search opinion
Search/Exam
Mar 20, 2013
European search report
Search/Exam
Mar 20, 2013
Notification of forthcoming publication
Search/Exam
Jan 30, 2013
Communication to designated inventor
Search/Exam
Jan 30, 2013
Communication to designated inventor
Search/Exam
Jan 30, 2013
Communication to designated inventor
Search/Exam
Dec 7, 2012
Abstract
Search/Exam
Dec 7, 2012
Dec 7, 2012
Claims
Search/Exam
Dec 7, 2012
Converted Sequence Listing
Search/Exam
Dec 7, 2012
Description
Search/Exam
Dec 7, 2012
Designation of inventor
Search/Exam
Dec 7, 2012
Designation of inventor
Search/Exam
Dec 7, 2012
Designation of inventor
Search/Exam
Dec 7, 2012
Matter concerning the application
Search/Exam
Dec 7, 2012
Matter concerning the application
Search/Exam
Dec 7, 2012
Request for grant of a European patent
Search/Exam
Nov 26, 2008