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The patent EP3375470 was granted to F Hoffmann LA Roche on Jan 24, 2024. The application was filed on Apr 10, 2008 under application number EP18163723A. 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 |
|---|---|---|---|
| VITALAIRE | Oct 24, 2024 | AIR LIQUIDE | ADMISSIBLE |
| ALGEMEEN OCTROOI EN MERKENBUREAU | Oct 23, 2024 | ALGEMEEN OCTROOI EN MERKENBUREAU | ADMISSIBLE |
| DEHMEL & BETTENHAUSEN PATENTANWALTE PARTMBB | Oct 23, 2024 | RUCKERL | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20070706606 |
| DESCRIPTION | WO2007IL00932 |
| DESCRIPTION | WO2007IL01027 |
| DESCRIPTION | WO2007IL01454 |
| DESCRIPTION | WO2007IL01579 |
| DESCRIPTION | US3631847 |
| DESCRIPTION | US3771694 |
| DESCRIPTION | US4498843 |
| DESCRIPTION | US4544369 |
| DESCRIPTION | US4657486 |
| DESCRIPTION | US5957895 |
| DESCRIPTION | US6485461 |
| DESCRIPTION | US6589229 |
| DESCRIPTION | US6699218 |
| DESCRIPTION | US6723072 |
| DESCRIPTION | US6740059 |
| EXAMINATION | US2006264894 |
| EXAMINATION | WO2005002649 |
| EXAMINATION | WO2006108809 |
| EXAMINATION | WO2007052277 |
| EXAMINATION | WO2008078318 |
| EXAMINATION | WO2008122983 |
| EXAMINATION | WO9810807 |
| OPPOSITION | EP1177802 |
| OPPOSITION | US2002169439 |
| OPPOSITION | US2006122577 |
| OPPOSITION | US2006264835 |
| OPPOSITION | US2006264890 |
| OPPOSITION | US2007073236 |
| OPPOSITION | US6251098 |
| OPPOSITION | WO0029049 |
| OPPOSITION | WO02068015 |
| OPPOSITION | WO2005039673 |
| OPPOSITION | WO2006077262 |
| OPPOSITION | WO2006121921 |
| OPPOSITION | WO2007031532 |
| OPPOSITION | WO2008078318 |
| OPPOSITION | WO9734651 |
| OPPOSITION | WO9810807 |
| OPPOSITION | WO9857683 |
| OPPOSITION | WO9858693 |
| OTHER | US2006122577 |
| OTHER | US2006264894 |
| OTHER | WO02068015 |
| OTHER | WO2005002649 |
| OTHER | WO2006108809 |
| OTHER | WO2007052277 |
| OTHER | WO2008078318 |
| OTHER | WO2008122983 |
| OTHER | WO9810807 |
| SEARCH | EP1177802 |
| SEARCH | US2006122577 |
| SEARCH | US2006264835 |
| SEARCH | US5984894 |
| SEARCH | WO02068015 |
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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Authorisation
OPPO
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Jan 5, 2024
Decision to grant a European patent
Search/Exam
Dec 18, 2023
(Electronic) Receipt
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Dec 18, 2023
Filing of the translations of the claims
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Dec 18, 2023
French translation of claims
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Dec 18, 2023
German translation of the claims
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Dec 18, 2023
Letter accompanying subsequently filed items
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Dec 12, 2023
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Dec 12, 2023
Intention to grant (signatures)
Search/Exam
Dec 12, 2023
Text intended for grant (clean copy)
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Dec 12, 2023
Oct 20, 2023
Oct 18, 2023
(Electronic) Receipt
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Oct 18, 2023
Amended claims with annotations
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Oct 18, 2023
Amended claims with annotations
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Oct 18, 2023
Amended claims with annotations
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Oct 18, 2023
Amended claims with annotations
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Oct 18, 2023
Amended description with annotations
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Oct 18, 2023
Claims
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Oct 18, 2023
Claims
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Oct 18, 2023
Claims
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Oct 18, 2023
Claims
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Oct 18, 2023
Description
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Oct 18, 2023
Letter accompanying subsequently filed items
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Oct 18, 2023
Oct 17, 2023
(Electronic) Receipt
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Oct 17, 2023
Letter accompanying subsequently filed items
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Oct 17, 2023
Jun 19, 2023
Annex to the communication
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Jun 19, 2023
Communication from the Examining Division
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Jun 1, 2023
Jun 1, 2023
May 26, 2023
(Electronic) Receipt
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May 26, 2023
Letter accompanying subsequently filed items
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May 26, 2023
Observations by third parties
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Apr 12, 2023
(Electronic) Receipt
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Apr 12, 2023
Amended claims with annotations
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Apr 12, 2023
Amended claims with annotations
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Apr 12, 2023
Amended claims with annotations
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Apr 12, 2023
Amended claims with annotations
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Apr 12, 2023
Claims
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Apr 12, 2023
Claims
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Apr 12, 2023
Claims
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Apr 12, 2023
Claims
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Apr 12, 2023
Letter accompanying subsequently filed items
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Apr 12, 2023
Feb 9, 2023
Feb 6, 2023
(Electronic) Receipt
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Feb 6, 2023
Letter accompanying subsequently filed items
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Feb 6, 2023
Oct 11, 2022
Annex to the communication
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Oct 11, 2022
Communication from the Examining Division
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Jul 26, 2022
Jul 26, 2022
Jul 19, 2022
Non-patent literature filed by a third party
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Jul 19, 2022
Non-scannable object
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Jul 19, 2022
Observations by third parties
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Jul 19, 2022
Patent document filed by a Third party
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Jul 19, 2022
Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Jul 19, 2022
Patent document filed by a Third party
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Mar 25, 2021
(Electronic) Receipt
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Mar 25, 2021
Amended claims with annotations
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Mar 25, 2021
Claims
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Mar 25, 2021
Claims
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Mar 25, 2021
Claims
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Mar 25, 2021
Letter accompanying subsequently filed items
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Mar 25, 2021
Feb 8, 2021
Feb 3, 2021
(Electronic) Receipt
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Feb 3, 2021
Letter accompanying subsequently filed items
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Feb 3, 2021
Oct 8, 2020
Annex to the communication
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Oct 8, 2020
Communication from the Examining Division
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Sep 18, 2020
(Electronic) Receipt
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Sep 18, 2020
Claims
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Sep 18, 2020
Claims
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Sep 18, 2020
Claims
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Sep 18, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 18, 2020
Aug 31, 2020
Aug 25, 2020
(Electronic) Receipt
Search/Exam
Aug 25, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 25, 2020
May 6, 2020
Annex to the communication
Search/Exam
May 6, 2020
Communication from the Examining Division
Search/Exam
Apr 16, 2020
(Electronic) Receipt
Search/Exam
Apr 16, 2020
Amended claims with annotations
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Apr 16, 2020
Amended claims with annotations
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Apr 16, 2020
Amended claims with annotations
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Apr 16, 2020
Amended description with annotations
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Apr 16, 2020
Claims
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Apr 16, 2020
Claims
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Apr 16, 2020
Claims
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Apr 16, 2020
Description
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Apr 16, 2020
Letter accompanying subsequently filed items
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Apr 16, 2020
Mar 2, 2020
Feb 25, 2020
(Electronic) Receipt
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Feb 25, 2020
Letter accompanying subsequently filed items
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Feb 25, 2020
Oct 30, 2019
Annex to the communication
Search/Exam
Oct 30, 2019
Communication from the Examining Division
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Oct 23, 2019
Examination started
Search/Exam
Mar 12, 2019
(Electronic) Receipt
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Mar 12, 2019
Mar 12, 2019
Amended claims with annotations
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Mar 12, 2019
Amendments received before examination
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Mar 12, 2019
Letter accompanying subsequently filed items
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Dec 20, 2018
Dec 19, 2018
Communication to designated inventor
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Dec 12, 2018
(Electronic) Receipt
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Dec 12, 2018
Letter accompanying subsequently filed items
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Dec 12, 2018
Letter concerning the inventor
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Nov 7, 2018
Oct 31, 2018
Letter which had not been notified
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Sep 24, 2018
Aug 22, 2018
Aug 22, 2018
European search opinion
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Aug 22, 2018
European search report
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Aug 22, 2018
Information on Search Strategy
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Aug 22, 2018
Notification of forthcoming publication
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Aug 9, 2018
Search started
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Jul 30, 2018
Communication to designated inventor
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Jul 30, 2018
Communication to designated inventor
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Jul 30, 2018
Communication to designated inventor
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Jul 17, 2018
(Electronic) Receipt
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Jul 17, 2018
Designation of inventor
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Jul 17, 2018
Letter accompanying subsequently filed items
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Jul 17, 2018
Letter concerning the inventor
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Jun 20, 2018
Deficiency in designation of inventor
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Jun 13, 2018
Note on telephone consultation
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May 25, 2018
May 17, 2018
(Electronic) Receipt
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May 17, 2018
Letter accompanying subsequently filed items
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May 17, 2018
Letter concerning the inventor
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May 14, 2018
Deficiency in designation of inventor
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May 10, 2018
(Electronic) Receipt
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May 10, 2018
Letter accompanying subsequently filed items
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May 10, 2018
Apr 18, 2018
(Electronic) Receipt
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Apr 18, 2018
Letter accompanying subsequently filed items
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Apr 18, 2018
Letter concerning fees and payments
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Mar 23, 2018
Abstract
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Mar 23, 2018
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Claims
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Mar 23, 2018
Description
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Mar 23, 2018
Drawings
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Mar 23, 2018
Matter concerning the application
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Mar 23, 2018
Request for grant of a European patent
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Mar 23, 2018
Submission concerning representation
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Nov 25, 2008