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The patent EP2838548 was granted to University OF Washington Through ITS Center FOR Commercialization on Jul 19, 2023. The application was filed on Mar 15, 2013 under application number EP13714128A. 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 |
|---|---|---|---|
| PAGE | Apr 16, 2024 | PAGE | ADMISSIBLE |
| JAMES POOLE | Aug 3, 2023 | CARPMAELS & RANSFORD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2008219956 |
| DESCRIPTION | US4892538 |
| DESCRIPTION | US5011472 |
| DESCRIPTION | US5837234 |
| DESCRIPTION | WO9110425 |
| DESCRIPTION | WO9110470 |
| EXAMINATION | WO2012145384 |
| EXAMINATION | WO9209688 |
| EXAMINATION | WO9517911 |
| OPPOSITION | US2005196404 |
| OPPOSITION | US6514752 |
| OPPOSITION | WO2007091078 |
| OPPOSITION | WO2012145384 |
| OPPOSITION | WO9209688 |
| OPPOSITION | WO9517911 |
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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Decision to grant a European patent
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Jun 12, 2023
(Electronic) Receipt
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Jun 12, 2023
Filing of the translations of the claims
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Jun 12, 2023
French translation of claims
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Jun 12, 2023
German translation of the claims
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Feb 13, 2023
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Intention to grant (signatures)
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Feb 13, 2023
Text intended for grant (clean copy)
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Feb 13, 2023
Jan 3, 2023
(Electronic) Receipt
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Jan 3, 2023
Amended claims with annotations
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Jan 3, 2023
Amended description with annotations
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Jan 3, 2023
Claims
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Jan 3, 2023
Description
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Jan 3, 2023
Letter accompanying subsequently filed items
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Jan 3, 2023
Dec 20, 2022
Document concerning representation
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Nov 24, 2022
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(Electronic) Receipt
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Nov 21, 2022
Letter accompanying subsequently filed items
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Nov 21, 2022
Aug 4, 2022
Annex to the communication
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Aug 4, 2022
Communication from the Examining Division
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Jul 21, 2022
(Electronic) Receipt
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Jul 21, 2022
Amended claims with annotations
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Jul 21, 2022
Claims
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Jul 21, 2022
Letter accompanying subsequently filed items
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Jul 21, 2022
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Jun 24, 2022
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(Electronic) Receipt
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Jun 21, 2022
Letter accompanying subsequently filed items
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Jun 21, 2022
Feb 28, 2022
Annex to the communication
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Feb 28, 2022
Communication from the Examining Division
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Feb 16, 2022
(Electronic) Receipt
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Feb 16, 2022
Authorisation
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Feb 16, 2022
Letter accompanying subsequently filed items
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Feb 16, 2022
Submission concerning representation
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Feb 14, 2022
Jan 31, 2022
(Electronic) Receipt
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Jan 31, 2022
Authorisation
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Jan 31, 2022
Letter accompanying subsequently filed items
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Jan 31, 2022
Submission concerning representation
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Dec 8, 2021
(Electronic) Receipt
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Dec 8, 2021
Amended claims with annotations
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Dec 8, 2021
Claims
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Dec 8, 2021
Letter accompanying subsequently filed items
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Dec 8, 2021
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Oct 29, 2021
(Electronic) Receipt
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Oct 29, 2021
Letter accompanying subsequently filed items
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Oct 29, 2021
Oct 27, 2021
(Electronic) Receipt
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Oct 27, 2021
Letter accompanying subsequently filed items
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Oct 27, 2021
Oct 26, 2021
(Electronic) Receipt
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Oct 26, 2021
Letter accompanying subsequently filed items
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Oct 26, 2021
Jul 1, 2021
Annex to the communication
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Jul 1, 2021
Communication from the Examining Division
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Feb 26, 2021
(Electronic) Receipt
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Feb 26, 2021
Amended claims with annotations
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Feb 26, 2021
Claims
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Feb 26, 2021
Drawings
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Feb 26, 2021
Letter accompanying subsequently filed items
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Feb 26, 2021
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Annex to the communication
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Jan 15, 2021
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Jul 1, 2020
Annex to the communication
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Jul 1, 2020
Communication from the Examining Division
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Feb 28, 2020
Decision to allow further processing
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Feb 17, 2020
(Electronic) Receipt
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Feb 17, 2020
Amended claims with annotations
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Feb 17, 2020
Claims
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Feb 17, 2020
Letter accompanying subsequently filed items
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Feb 17, 2020
Request for further processing
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Dec 9, 2019
Apr 30, 2019
Annex to the communication
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Apr 30, 2019
Communication from the Examining Division
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Jan 8, 2019
Decision to allow further processing
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Dec 19, 2018
(Electronic) Receipt
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Dec 19, 2018
Amended claims with annotations
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Dec 19, 2018
Claims
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Dec 19, 2018
Letter accompanying subsequently filed items
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Dec 19, 2018
Request for further processing
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Oct 25, 2018
Jul 11, 2018
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Mar 15, 2018
Annex to the communication
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Mar 15, 2018
Communication from the Examining Division
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Dec 11, 2017
Amended claims with annotations
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Dec 11, 2017
Claims
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Dec 11, 2017
Drawings
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Communication to designated inventor
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Oct 27, 2017
Letter concerning the inventor
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Aug 11, 2017
Annex to the communication
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Aug 11, 2017
Communication from the Examining Division
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Mar 16, 2017
Amended claims with annotations
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Mar 16, 2017
Claims
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Mar 16, 2017
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Sep 19, 2016
Annex to the communication
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Sep 19, 2016
Communication from the Examining Division
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Feb 10, 2016
Amended claims with annotations
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Feb 10, 2016
Claims
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Feb 10, 2016
Non-scannable object
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Feb 10, 2016
Non-scannable object
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Feb 10, 2016
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Aug 25, 2015
Annex to the communication
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Aug 25, 2015
Communication from the Examining Division
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Jan 28, 2015
Dec 5, 2014
Nov 21, 2014
Communication to designated inventor
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Nov 5, 2014
Oct 23, 2014
(Electronic) Receipt
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Oct 23, 2014
Oct 23, 2014
Request for entry into the European phase
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Aug 29, 2014
Information on entry into European phase
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Nov 13, 2013
Oct 24, 2013
Converted Sequence Listing
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Oct 24, 2013
Copy of the international search report
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Oct 24, 2013
Published international application - A1
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Aug 27, 2013
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Apr 5, 2013
Abstract
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Apr 5, 2013
Claims
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Apr 5, 2013
Description
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Apr 5, 2013
Drawings
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