The patent EP3186281 was granted to Halozyme on Apr 10, 2019. The application was originally filed on Aug 28, 2015 under application number EP15760604A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0400472 |
| DESCRIPTION | EP0822199 |
| DESCRIPTION | EP1064951 |
| DESCRIPTION | EP1262193 |
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| INTERNATIONAL-SEARCH-REPORT | US2012020951 |
| INTERNATIONAL-SEARCH-REPORT | US2013251786 |
| INTERNATIONAL-SEARCH-REPORT | US8735553 |
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Get Citation ReportThe 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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Apr 24, 2019
Mar 14, 2019
Decision to grant a European patent
Search/Exam
Feb 26, 2019
(Electronic) Receipt
Search/Exam
Feb 26, 2019
Filing of the translations of the claims
Search/Exam
Feb 26, 2019
French translation of claims
Search/Exam
Feb 26, 2019
German translation of the claims
Search/Exam
Feb 26, 2019
Letter accompanying subsequently filed items
Search/Exam
Oct 23, 2018
Oct 23, 2018
Oct 23, 2018
Intention to grant (signatures)
Search/Exam
Oct 23, 2018
Text intended for grant (clean copy)
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Oct 23, 2018
Text intended for grant (sequence listing)
Search/Exam
Oct 23, 2018
Oct 9, 2018
Jul 3, 2018
Submission concerning representation
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May 31, 2018
(Electronic) Receipt
Search/Exam
May 31, 2018
Amended description with annotations
Search/Exam
May 31, 2018
Description
Search/Exam
May 31, 2018
Letter accompanying subsequently filed items
Search/Exam
May 31, 2018
Feb 21, 2018
Annex to the communication
Search/Exam
Feb 21, 2018
Communication from the Examining Division
Search/Exam
Feb 15, 2018
Examination started
Search/Exam
Sep 22, 2017
(Electronic) Receipt
Search/Exam
Sep 22, 2017
Sep 22, 2017
Amended claims with annotations
Search/Exam
Sep 22, 2017
Amendments received before examination
Search/Exam
Sep 22, 2017
Letter accompanying subsequently filed items
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Jun 8, 2017
Apr 5, 2017
Apr 4, 2017
Mar 31, 2017
Communication to designated inventor
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Mar 31, 2017
Communication to designated inventor
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Mar 31, 2017
Communication to designated inventor
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Mar 7, 2017
Mar 7, 2017
Jan 12, 2017
(Electronic) Receipt
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Jan 12, 2017
Amended description with annotations
Search/Exam
Jan 12, 2017
Description
Search/Exam
Jan 12, 2017
Jan 12, 2017
Request for entry into the European phase
Search/Exam
Jan 9, 2017
Information on entry into European phase
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Aug 2, 2016
Notification of election of EPO
Search/Exam
Jul 19, 2016
Jul 15, 2016
Written opinion
PCT2
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PCT demand form
PCT2
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Converted Sequence Listing
Search/Exam
Mar 3, 2016
Copy of the international search report
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Mar 3, 2016
Published international application - A1
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Feb 2, 2016
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ISR: cited documents
PCTISA
Nov 3, 2015
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Abstract
PCTISA
Sep 7, 2015
Annex
PCTISA
Sep 7, 2015
Claims
PCTISA
Sep 7, 2015
Description
PCTISA
Sep 7, 2015
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