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The patent EP3610536 was granted to Viasat on Nov 10, 2021. The application was filed on Apr 10, 2017 under application number EP17718703A. 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 |
|---|---|---|---|
| AIRBUS DEFENCE AND SPACE AIRBUS DEFENCE AND SPACE | Aug 10, 2022 | IPSIDE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2009023384 |
| DESCRIPTION | US2009298416 |
| INTERNATIONAL-SEARCH-REPORT | US2004189538 |
| INTERNATIONAL-SEARCH-REPORT | US2012274507 |
| OPPOSITION | EP2567473 |
| OPPOSITION | US2004189538 |
| OPPOSITION | US6414646 |
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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Oct 13, 2025
Oct 6, 2025
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(Electronic) Receipt
Appeal
Jun 18, 2025
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(Electronic) Receipt
Appeal
Mar 31, 2025
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(Electronic) Receipt
Appeal
Feb 11, 2025
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Reply to appeal
Appeal
Oct 11, 2024
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(Electronic) Receipt
Appeal
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Sep 27, 2024
Authorisation
Appeal
Sep 27, 2024
Sep 20, 2024
(Electronic) Receipt
Appeal
Sep 20, 2024
Authorisation
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Aug 2, 2024
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Notice of appeal
Appeal
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Nov 23, 2021
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Decision to grant a European patent
Search/Exam
Sep 28, 2021
(Electronic) Receipt
Search/Exam
Sep 28, 2021
French translation of claims
Search/Exam
Sep 28, 2021
German translation of the claims
Search/Exam
Sep 28, 2021
Letter accompanying subsequently filed items
Search/Exam
May 21, 2021
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Intention to grant (signatures)
Search/Exam
May 21, 2021
Text intended for grant (clean copy)
Search/Exam
May 21, 2021
Mar 30, 2021
(Electronic) Receipt
Search/Exam
Mar 30, 2021
Amended claims with annotations
Search/Exam
Mar 30, 2021
Amended description with annotations
Search/Exam
Mar 30, 2021
Claims
Search/Exam
Mar 30, 2021
Description
Search/Exam
Mar 30, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 30, 2021
Feb 19, 2021
Annex to the communication
Search/Exam
Feb 19, 2021
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Jan 29, 2021
(Electronic) Receipt
Search/Exam
Jan 29, 2021
Amended claims with annotations
Search/Exam
Jan 29, 2021
Claims
Search/Exam
Jan 29, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 29, 2021
Dec 23, 2020
Annex to the communication
Search/Exam
Dec 23, 2020
Communication from the Examining Division
Search/Exam
Sep 7, 2020
Sep 3, 2020
Annex to the communication
Search/Exam
Sep 3, 2020
Jul 30, 2020
Examination started
Search/Exam
Jan 22, 2020
Nov 20, 2019
Communication to designated inventor
Search/Exam
Nov 20, 2019
Communication to designated inventor
Search/Exam
Nov 11, 2019
(Electronic) Receipt
Search/Exam
Nov 11, 2019
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Amended claims with annotations
Search/Exam
Nov 11, 2019
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Amended description with annotations
Search/Exam
Nov 11, 2019
Amendments received before examination
Search/Exam
Nov 11, 2019
Annex
Search/Exam
Nov 11, 2019
Request for entry into the European phase
Search/Exam
Nov 11, 2019
Submission concerning representation
Search/Exam
Oct 29, 2019
Aug 23, 2019
Information on entry into European phase
Search/Exam
Oct 18, 2018
Copy of the international search report
Search/Exam
Oct 18, 2018
Published international application - A1
Search/Exam
Mar 23, 2018
ISR: cited documents
PCTISA
Mar 22, 2018
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May 4, 2017
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Abstract
PCTISA
Apr 21, 2017
Annex
PCTISA
Apr 21, 2017
Claims
PCTISA
Apr 21, 2017
Description
PCTISA
Apr 21, 2017
Drawings
PCTISA
Apr 21, 2017
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