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The patent EP2974687 was granted to Biolitec Pharma Marketing on Nov 6, 2019. The application was filed on Mar 2, 2009 under application number EP15181794A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| LIGHT GUIDE OPTICS GERMANY | Jul 21, 2020 | VON ROHR PATENTANWALTE PARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20060443143 |
| DESCRIPTION | US20060592598 |
| DESCRIPTION | US20070900248 |
| DESCRIPTION | US2004199151 |
| DESCRIPTION | US2006069471 |
| DESCRIPTION | US6200332 |
| DESCRIPTION | US6398777 |
| DESCRIPTION | US6402745 |
| DESCRIPTION | US6986766 |
| OPPOSITION | DE19538990 |
| OPPOSITION | DE19546447 |
| OPPOSITION | DE69226634T |
| OPPOSITION | EP0573744 |
| OPPOSITION | US2003060813 |
| OPPOSITION | US2004199151 |
| OPPOSITION | US2005015123 |
| OPPOSITION | US2006069471 |
| OPPOSITION | US2006104593 |
| OPPOSITION | US2006217692 |
| OPPOSITION | US2007106286 |
| OPPOSITION | US2007167937 |
| OPPOSITION | US2008065058 |
| OPPOSITION | US4678268 |
| OPPOSITION | US5133709 |
| OPPOSITION | US5190538 |
| OPPOSITION | US5242438 |
| OPPOSITION | US5486171 |
| OPPOSITION | US5537499 |
| OPPOSITION | US5661832 |
| OPPOSITION | US6200332 |
| OPPOSITION | US6398777 |
| OPPOSITION | US6402745 |
| OPPOSITION | US6986766 |
| OPPOSITION | WO9102562 |
| SEARCH | US2005015123 |
| SEARCH | US2007167937 |
| SEARCH | US5190538 |
| SEARCH | US5242438 |
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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Description
OPPO
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(Electronic) Receipt
Appeal
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Claims
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
Feb 6, 2023
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Reply to appeal
Appeal
Oct 12, 2022
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Aug 3, 2022
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Notice of appeal
Appeal
Jun 1, 2022
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Means of redress
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Nov 18, 2019
Oct 10, 2019
Decision to grant a European patent
Search/Exam
Sep 19, 2019
(Electronic) Receipt
Search/Exam
Sep 19, 2019
Filing of the translations of the claims
Search/Exam
Sep 19, 2019
French translation of claims
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Sep 19, 2019
German translation of the claims
Search/Exam
Sep 19, 2019
Letter accompanying subsequently filed items
Search/Exam
May 9, 2019
May 9, 2019
May 9, 2019
Intention to grant (signatures)
Search/Exam
May 9, 2019
Text intended for grant (clean copy)
Search/Exam
May 9, 2019
Apr 17, 2019
(Electronic) Receipt
Search/Exam
Apr 17, 2019
Amended description with annotations
Search/Exam
Apr 17, 2019
Description
Search/Exam
Apr 17, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 17, 2019
Dec 7, 2018
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Dec 7, 2018
Intention to grant (signatures)
Search/Exam
Dec 7, 2018
Text intended for grant (clean copy)
Search/Exam
Dec 7, 2018
Nov 21, 2018
(Electronic) Receipt
Search/Exam
Nov 21, 2018
Amended claims with annotations
Search/Exam
Nov 21, 2018
Claims
Search/Exam
Nov 21, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 21, 2018
Jul 11, 2018
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Jul 11, 2018
Intention to grant (signatures)
Search/Exam
Jul 11, 2018
Text intended for grant (clean copy)
Search/Exam
Jul 11, 2018
May 29, 2018
May 15, 2018
(Electronic) Receipt
Search/Exam
May 15, 2018
Description
Search/Exam
May 15, 2018
Letter accompanying subsequently filed items
Search/Exam
May 15, 2018
Apr 13, 2018
Submission concerning representation
Search/Exam
Jan 5, 2018
Jan 5, 2018
Jan 5, 2018
Intention to grant (signatures)
Search/Exam
Jan 5, 2018
Text intended for grant (clean copy)
Search/Exam
Jan 5, 2018
Aug 24, 2017
(Electronic) Receipt
Search/Exam
Aug 24, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 24, 2017
Jun 22, 2017
Jun 14, 2017
Feb 15, 2017
Annex to the communication
Search/Exam
Feb 15, 2017
Communication from the Examining Division
Search/Exam
Feb 15, 2017
Letter concerning fees and payments
Search/Exam
Feb 15, 2017
Payment of fees and costs
Search/Exam
Feb 15, 2017
Payment of fees and costs
Search/Exam
Feb 6, 2017
Examination started
Search/Exam
Dec 20, 2016
Dec 6, 2016
(Electronic) Receipt
Search/Exam
Dec 6, 2016
Annexes in respect of a client data request
Search/Exam
Dec 6, 2016
Letter accompanying subsequently filed items
Search/Exam
Dec 6, 2016
Jul 20, 2016
(Electronic) Receipt
Search/Exam
Jul 20, 2016
Jul 20, 2016
Amended claims with annotations
Search/Exam
Jul 20, 2016
Amendments received before examination
Search/Exam
Jul 20, 2016
Letter accompanying subsequently filed items
Search/Exam
Mar 31, 2016
(Electronic) Receipt
Search/Exam
Mar 31, 2016
Letter accompanying subsequently filed items
Search/Exam
Mar 31, 2016
Matter concerning the application
Search/Exam
Feb 24, 2016
Letter concerning fees and payments
Search/Exam
Feb 24, 2016
Payment of fees and costs
Search/Exam
Feb 24, 2016
Payment of fees and costs
Search/Exam
Feb 3, 2016
Refund of fees
Search/Exam
Jan 25, 2016
Dec 23, 2015
Notification of forthcoming publication
Search/Exam
Dec 22, 2015
Dec 22, 2015
European search opinion
Search/Exam
Dec 22, 2015
European search report
Search/Exam
Dec 22, 2015
Information on Search Strategy
Search/Exam
Nov 18, 2015
Search started
Search/Exam
Oct 13, 2015
Communication to designated inventor
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Aug 20, 2015
Abstract
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Aug 20, 2015
Aug 20, 2015
Amended claims with annotations
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Aug 20, 2015
Claims
Search/Exam
Aug 20, 2015
Description
Search/Exam
Aug 20, 2015
Designation of inventor
Search/Exam
Aug 20, 2015
Drawings
Search/Exam
Aug 20, 2015
Matter concerning the application
Search/Exam
Aug 20, 2015
Request for grant of a European patent
Search/Exam
Sep 23, 2009
Sep 23, 2009
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Sep 23, 2009