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The patent EP2453085 was granted to BKS on Feb 23, 2022. The application was filed on Oct 14, 2011 under application number EP11185169A. 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 |
|---|---|---|---|
| DOM SICHERHEITSTECHNIK | Sep 3, 2018 | WITTE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | EP0675249 |
| OPPOSITION | DE102005034325 |
| OPPOSITION | DE102005034618 |
| OPPOSITION | DE19516992 |
| OPPOSITION | EP0894973 |
| OPPOSITION | EP1174572 |
| OPPOSITION | EP1739631 |
| OPPOSITION | EP1903169 |
| OPPOSITION | WO0046955 |
| SEARCH | DE102005034618 |
| SEARCH | DE102006001265 |
| SEARCH | DE102006001266 |
| SEARCH | EP1903169 |
| SEARCH | US2010011822 |
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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Mar 17, 2023
Jan 18, 2022
Jul 22, 2021
Jul 22, 2021
Description
OPPO
Jul 22, 2021
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May 14, 2021
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Feb 15, 2021
Feb 9, 2021
Refund of fees
Appeal
Feb 5, 2021
Feb 5, 2021
Jan 12, 2021
Jan 11, 2021
Dec 10, 2020
Withdrawal of an appeal
Appeal
Oct 14, 2020
Oct 14, 2020
Oct 8, 2020
(Electronic) Receipt
Appeal
Oct 8, 2020
Notice of appeal
Appeal
Aug 6, 2020
Aug 6, 2020
Aug 3, 2020
Aug 3, 2020
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Means of redress
OPPO
Aug 3, 2020
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Claims
OPPO
Feb 7, 2019
Claims
OPPO
Feb 7, 2019
Feb 7, 2019
Sep 28, 2018
Sep 28, 2018
Sep 11, 2018
Sep 3, 2018
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Dec 29, 2017
(Electronic) Receipt
Search/Exam
Dec 29, 2017
Description
Search/Exam
Dec 29, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 29, 2017
Request for correction of the publication
Search/Exam
Dec 14, 2017
Nov 9, 2017
Decision to grant a European patent
Search/Exam
Sep 27, 2017
(Electronic) Receipt
Search/Exam
Sep 27, 2017
English translation of the claims
Search/Exam
Sep 27, 2017
Filing of the translations of the claims
Search/Exam
Sep 27, 2017
French translation of claims
Search/Exam
Sep 27, 2017
Letter accompanying subsequently filed items
Search/Exam
May 31, 2017
May 31, 2017
May 31, 2017
Intention to grant (signatures)
Search/Exam
May 31, 2017
Text intended for grant (clean copy)
Search/Exam
May 31, 2017
Jan 5, 2017
(Electronic) Receipt
Search/Exam
Jan 5, 2017
Amended claims with annotations
Search/Exam
Jan 5, 2017
Claims
Search/Exam
Jan 5, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 5, 2017
Dec 5, 2016
Annex to the communication
Search/Exam
Dec 5, 2016
Communication from the Examining Division
Search/Exam
Aug 9, 2016
(Electronic) Receipt
Search/Exam
Aug 9, 2016
Letter accompanying subsequently filed items
Search/Exam
Aug 9, 2016
Apr 14, 2016
Annex to the communication
Search/Exam
Apr 14, 2016
Communication from the Examining Division
Search/Exam
Apr 8, 2016
Examination started
Search/Exam
Apr 14, 2015
(Electronic) Receipt
Search/Exam
Apr 14, 2015
Apr 14, 2015
Amended claims with annotations
Search/Exam
Apr 14, 2015
Apr 14, 2015
Amendments received before examination
Search/Exam
Apr 14, 2015
Letter accompanying subsequently filed items
Search/Exam
Jan 28, 2015
Submission concerning representation
Search/Exam
Oct 27, 2014
Sep 23, 2014
Sep 23, 2014
European search opinion
Search/Exam
Sep 23, 2014
European search report
Search/Exam
Sep 17, 2014
Communication to designated inventor
Search/Exam
Sep 12, 2014
Search started
Search/Exam
Aug 18, 2014
Letter concerning the inventor
Search/Exam
Jan 23, 2014
Jan 21, 2014
Submission concerning representation
Search/Exam
Oct 17, 2013
Oct 9, 2013
General enquiry
Search/Exam
Apr 18, 2012
Notification of forthcoming publication
Search/Exam
Nov 19, 2011
Letter concerning the priority
Search/Exam
Nov 19, 2011
Priority document
Search/Exam
Oct 14, 2011
Abstract
Search/Exam
Oct 14, 2011
Oct 14, 2011
Claims
Search/Exam
Oct 14, 2011
Description
Search/Exam
Oct 14, 2011
Designation of inventor
Search/Exam
Oct 14, 2011
Designation of inventor
Search/Exam
Oct 14, 2011
Designation of inventor
Search/Exam
Oct 14, 2011
Designation of inventor
Search/Exam
Oct 14, 2011
Drawings
Search/Exam
Oct 14, 2011
Priority search results
Search/Exam
Oct 14, 2011
Request for grant of a European patent
Search/Exam