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The patent EP3107575 was granted to Regeneron Pharmaceuticals on Sep 1, 2021. The application was filed on Feb 20, 2015 under application number EP15708991A. 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 |
|---|---|---|---|
| NEUEFEIND | Jun 1, 2022 | MAIWALD | ADMISSIBLE |
| D YOUNG | May 25, 2022 | D YOUNG | ADMISSIBLE |
| DR H ULRICH DORRIES | May 4, 2022 | DORRIES | ADMISSIBLE |
| DR H ULRICH DORRIES | May 4, 2022 | DORRIES, HANS ULRICH , DF-MP DORRIES FRANK-MOLNIA & POHLMAN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | EP14306413 |
| OPPOSITION | NO19983141 |
| OPPOSITION | WO2008054606 |
| OPPOSITION | WO2012047954 |
| OPPOSITION | WO2014031610 |
| OPPOSITION | WO2015127229 |
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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Notice of appeal
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Means of redress
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Decision to grant a European patent
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(Electronic) Receipt
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Jul 26, 2021
French translation of claims
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Jul 26, 2021
German translation of the claims
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Jul 26, 2021
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Mar 31, 2021
Text intended for grant (clean copy)
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Mar 31, 2021
Text intended for grant (sequence listing)
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Mar 31, 2021
Sep 29, 2020
(Electronic) Receipt
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Sep 29, 2020
Amended description with annotations
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Sep 29, 2020
Description
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Sep 29, 2020
Letter accompanying subsequently filed items
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Sep 29, 2020
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Annex to the communication
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Jun 9, 2020
Communication from the Examining Division
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Aug 8, 2019
Decision to allow further processing
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Jul 25, 2019
(Electronic) Receipt
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Jul 25, 2019
Amended claims with annotations
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Citation for the examination procedure
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Citation for the examination procedure
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Citation for the examination procedure
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Citation for the examination procedure
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Citation for the examination procedure
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Jul 25, 2019
Claims
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Jul 25, 2019
Letter accompanying subsequently filed items
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Apr 2, 2019
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(Electronic) Receipt
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Apr 1, 2019
Letter accompanying subsequently filed items
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Apr 1, 2019
Dec 11, 2018
Annex to the communication
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Dec 11, 2018
Communication from the Examining Division
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Dec 3, 2018
Examination started
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Nov 30, 2016
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Oct 12, 2016
Communication to designated inventor
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Oct 12, 2016
Communication to designated inventor
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Communication to designated inventor
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Oct 12, 2016
Communication to designated inventor
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Oct 12, 2016
Communication to designated inventor
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Sep 20, 2016
(Electronic) Receipt
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Sep 20, 2016
Sep 20, 2016
Amendments received before examination
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Sep 20, 2016
Request for entry into the European phase
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Sep 20, 2016
Submission concerning representation
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Sep 6, 2016
Jul 1, 2016
Information on entry into European phase
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Feb 2, 2016
Notification of the recording of a change
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Sep 16, 2015
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Aug 27, 2015
Converted Sequence Listing
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Aug 27, 2015
Copy of the international search report
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Aug 27, 2015
Published international application - A1
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May 20, 2015
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Annex
PCTISA
Mar 9, 2015
Abstract
PCTISA
Mar 9, 2015
Annex
PCTISA
Mar 9, 2015
Claims
PCTISA
Mar 9, 2015
Description
PCTISA
Mar 9, 2015
Drawings
PCTISA