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The patent EP2729305 was granted to Xtek on Aug 22, 2018. The application was filed on Jul 6, 2012 under application number EP12811127A. 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 |
|---|---|---|---|
| NFM HOLDING | May 20, 2019 | PROTECTOR | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP0297027 |
| INTERNATIONAL-SEARCH-REPORT | US5051226 |
| INTERNATIONAL-SEARCH-REPORT | US5643522 |
| INTERNATIONAL-SEARCH-REPORT | WO02058918 |
| INTERNATIONAL-SEARCH-REPORT | WO2008096167 |
| OPPOSITION | EP0297027 |
| OPPOSITION | GB976317 |
| OPPOSITION | US4447402 |
| OTHER | CA1287435 |
| OTHER | EP0233134 |
| OTHER | EP0297027 |
| OTHER | US2007266866 |
| OTHER | US2010108255 |
| OTHER | US2012177869 |
| OTHER | US3280237 |
| OTHER | US4264556 |
| OTHER | US4715923 |
| OTHER | US4869770 |
| OTHER | US4891179 |
| OTHER | US4915896 |
| OTHER | US4944909 |
| OTHER | US5049329 |
| OTHER | US5051226 |
| OTHER | US5057171 |
| OTHER | US5087193 |
| OTHER | US5096518 |
| OTHER | US5106568 |
| OTHER | US5108532 |
| OTHER | US5122320 |
| OTHER | US5131834 |
| OTHER | US5338497 |
| OTHER | US5354519 |
| OTHER | US5366684 |
| OTHER | US5368807 |
| OTHER | US5591369 |
| OTHER | US5643522 |
| OTHER | US5820894 |
| OTHER | US5828942 |
| OTHER | US5863452 |
| OTHER | US6077066 |
| OTHER | US6257866 |
| OTHER | US6389594 |
| OTHER | US6533985 |
| OTHER | US7862323 |
| OTHER | US8211339 |
| OTHER | US8303882 |
| OTHER | US8511362 |
| OTHER | US9046324 |
| OTHER | US9163163 |
| OTHER | WO02058918 |
| OTHER | WO2008096167 |
| OTHER | WO2016001842 |
| SEARCH | US7862323 |
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.
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Decision to grant a European patent
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Jul 11, 2018
(Electronic) Receipt
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Jul 11, 2018
Filing of the translations of the claims
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Jul 11, 2018
French translation of claims
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German translation of the claims
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Jul 11, 2018
Letter accompanying subsequently filed items
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Mar 6, 2018
Text intended for grant (clean copy)
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(Electronic) Receipt
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Feb 1, 2018
Amended claims with annotations
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Feb 1, 2018
Amended description with annotations
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Feb 1, 2018
Claims
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Feb 1, 2018
Description
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Feb 1, 2018
French translation of claims
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Feb 1, 2018
German translation of the claims
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Feb 1, 2018
Letter accompanying subsequently filed items
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Feb 1, 2018
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Observations by third parties
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Patent document filed by a Third party
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Intention to grant (signatures)
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Sep 21, 2017
Text intended for grant (clean copy)
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Sep 21, 2017
Apr 27, 2017
(Electronic) Receipt
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Apr 27, 2017
Amended claims with annotations
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Apr 27, 2017
Amended description with annotations
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Apr 27, 2017
Claims
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Apr 27, 2017
Description
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Apr 27, 2017
Letter accompanying subsequently filed items
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Apr 27, 2017
Mar 6, 2017
Feb 28, 2017
(Electronic) Receipt
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Feb 28, 2017
Oct 20, 2016
Annex to the communication
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Oct 20, 2016
Communication from the Examining Division
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Oct 14, 2016
Examination started
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Dec 16, 2015
(Electronic) Receipt
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Dec 16, 2015
Letter accompanying subsequently filed items
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Dec 16, 2015
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(Electronic) Receipt
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Oct 9, 2015
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Amended claims with annotations
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Oct 9, 2015
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Oct 9, 2015
Letter accompanying subsequently filed items
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Apr 2, 2015
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European search opinion
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Mar 16, 2015
Supplementary European search report
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Mar 3, 2015
Search started
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Apr 16, 2014
Mar 7, 2014
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Communication to designated inventor
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Jan 14, 2014
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Jan 7, 2014
(Electronic) Receipt
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Jan 7, 2014
Request for entry into the European phase
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Nov 22, 2013
Information on entry into European phase
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Jun 18, 2013
Notification of election of EPO
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Feb 6, 2013
Jan 17, 2013
Copy of the international search report
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Jan 17, 2013
Published international application - A1
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