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The patent EP2791451 was granted to View on Jul 20, 2022. The application was filed on Dec 11, 2012 under application number EP12858168A. 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 |
|---|---|---|---|
| GEZE | Jun 26, 2019 | MANITZ FINSTERWALD PATENT UND RECHTSANWALTSPARTNERSCHAFT MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2009323162 |
| INTERNATIONAL-SEARCH-REPORT | US2011148218 |
| INTERNATIONAL-SEARCH-REPORT | US2011292488 |
| INTERNATIONAL-SEARCH-REPORT | US7230748 |
| OPPOSITION | DE10322561 |
| OPPOSITION | DE2113876 |
| OPPOSITION | DE3531443 |
| OPPOSITION | EP1267029 |
| OPPOSITION | EP1529922 |
| OPPOSITION | US2003227663 |
| OPPOSITION | US2005166495 |
| OPPOSITION | US2010146883 |
| OPPOSITION | US2011248014 |
| OPPOSITION | US2011260961 |
| OPPOSITION | US3379859 |
| OPPOSITION | US3876862 |
| OPPOSITION | US4691486 |
| OPPOSITION | US4958917 |
| OPPOSITION | US5097358 |
| OPPOSITION | WO0208826 |
| OPPOSITION | WO02101188 |
| OPPOSITION | WO2009158510 |
| OPPOSITION | WO9842163 |
| SEARCH | US2003227663 |
| SEARCH | US2005166495 |
| SEARCH | WO0208826 |
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
Search/Exam
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Intention to grant (signatures)
Search/Exam
Aug 17, 2018
Text intended for grant (clean copy)
Search/Exam
Aug 17, 2018
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(Electronic) Receipt
Search/Exam
Jul 20, 2018
Amended claims with annotations
Search/Exam
Jul 20, 2018
Claims
Search/Exam
Jul 20, 2018
French translation of claims
Search/Exam
Jul 20, 2018
German translation of the claims
Search/Exam
Jul 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 20, 2018
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Intention to grant (signatures)
Search/Exam
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Text intended for grant (clean copy)
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(Electronic) Receipt
Search/Exam
Sep 25, 2017
Amended claims with annotations
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Sep 25, 2017
Claims
Search/Exam
Sep 25, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 25, 2017
Jul 26, 2017
Jul 20, 2017
(Electronic) Receipt
Search/Exam
Jul 20, 2017
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Annex to the communication
Search/Exam
Mar 13, 2017
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Nov 8, 2016
(Electronic) Receipt
Search/Exam
Nov 8, 2016
Amended claims with annotations
Search/Exam
Nov 8, 2016
Claims
Search/Exam
Nov 8, 2016
Letter accompanying subsequently filed items
Search/Exam
Nov 8, 2016
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Annex to the communication
Search/Exam
Jul 1, 2016
Communication from the Examining Division
Search/Exam
Jun 20, 2016
Examination started
Search/Exam
Oct 27, 2015
(Electronic) Receipt
Search/Exam
Oct 27, 2015
Letter accompanying subsequently filed items
Search/Exam
Oct 27, 2015
Reply to Written Opinion prepared by the EPO
Search/Exam
Apr 21, 2015
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European search opinion
Search/Exam
Apr 2, 2015
Supplementary European search report
Search/Exam
Mar 18, 2015
Search started
Search/Exam
Nov 27, 2014
(Electronic) Receipt
Search/Exam
Nov 27, 2014
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Amendments received before examination
Search/Exam
Nov 27, 2014
Letter accompanying subsequently filed items
Search/Exam
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Letter which had not been notified
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Jul 21, 2014
Communication to designated inventor
Search/Exam
Jul 2, 2014
Jun 17, 2014
(Electronic) Receipt
Search/Exam
Jun 17, 2014
Annex
Search/Exam
Jun 17, 2014
Annex
Search/Exam
Jun 17, 2014
Annex
Search/Exam
Jun 17, 2014
Letter concerning the inventor
Search/Exam
Jun 17, 2014
Request for entry into the European phase
Search/Exam
Apr 25, 2014
Information on entry into European phase
Search/Exam
Oct 22, 2013
Notification of the recording of a change
Search/Exam
Oct 22, 2013
Notification of the recording of a change
Search/Exam
Jul 12, 2013
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Copy of the international search report
Search/Exam
Jun 20, 2013
Published international application - A1
Search/Exam