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The patent EP3604339 was granted to The Regents OF The University OF California on Mar 10, 2021. The application was filed on Jan 13, 2012 under application number EP19192973A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| JG OPPOSITIONS | Dec 10, 2021 | REDHOUSE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO9007861 |
| DESCRIPTION | WO9117271 |
| DESCRIPTION | WO9201047 |
| OPPOSITION | WO2005100605 |
| OPPOSITION | WO2008076868 |
| OPPOSITION | WO2010124188 |
| OPPOSITION | WO2011054007 |
| OPPOSITION | WO2011079902 |
| OPPOSITION | WO2012075158 |
| SEARCH | US2010062005 |
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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(Electronic) Receipt
Search/Exam
Jan 20, 2021
Filing of the translations of the claims
Search/Exam
Jan 20, 2021
French translation of claims
Search/Exam
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German translation of the claims
Search/Exam
Jan 20, 2021
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Sep 11, 2020
Text intended for grant (clean copy)
Search/Exam
Sep 11, 2020
Text intended for grant (sequence listing)
Search/Exam
Sep 11, 2020
Aug 14, 2020
Examination started
Search/Exam
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(Electronic) Receipt
Search/Exam
Jul 27, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 27, 2020
Letter concerning fees and payments
Search/Exam
Feb 10, 2020
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Notification of forthcoming publication
Search/Exam
Nov 13, 2019
Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Nov 13, 2019
Refund of fees
Search/Exam
Nov 7, 2019
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European search opinion
Search/Exam
Nov 7, 2019
European search report
Search/Exam
Nov 7, 2019
Information on Search Strategy
Search/Exam
Oct 24, 2019
Search started
Search/Exam
Aug 22, 2019
Abstract
Search/Exam
Aug 22, 2019
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Claims
Search/Exam
Aug 22, 2019
Converted Sequence Listing
Search/Exam
Aug 22, 2019
Description
Search/Exam
Aug 22, 2019
Designation of inventor
Search/Exam
Aug 22, 2019
Drawings
Search/Exam
Aug 22, 2019
Request for grant of a European patent
Search/Exam
Aug 8, 2012