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The patent EP3329198 was granted to DRR Systems on Mar 23, 2022. The application was filed on Jul 29, 2016 under application number EP16745462A. 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 |
|---|---|---|---|
| VOLKSWAGEN | Dec 20, 2022 | BALS & VOGEL PATENTANWALTE PARTGMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE19941184 |
| INTERNATIONAL-SEARCH-REPORT | EP1302737 |
| INTERNATIONAL-SEARCH-REPORT | US2012015102 |
| INTERNATIONAL-SEARCH-REPORT | WO2004010066 |
| OPPOSITION | DE102007007478 |
| OPPOSITION | DE102008005582 |
| OPPOSITION | DE102009021004 |
| OPPOSITION | DE102010002179 |
| OPPOSITION | DE102010043087 |
| OPPOSITION | DE102013004136 |
| OPPOSITION | DE19709155 |
| OPPOSITION | EP1998129 |
| OPPOSITION | US2006068094 |
| OPPOSITION | WO2017021326 |
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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Dec 23, 2025
Dec 22, 2025
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Description
Appeal
Sep 19, 2025
Description
Appeal
Sep 19, 2025
Description
Appeal
Sep 19, 2025
Description
Appeal
Sep 19, 2025
Description
Appeal
Sep 19, 2025
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Appeal
Sep 19, 2025
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Appeal
Sep 19, 2025
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Appeal
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(Electronic) Receipt
Appeal
Jul 9, 2025
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(Electronic) Receipt
Appeal
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Description
Appeal
Feb 4, 2025
Description
Appeal
Feb 4, 2025
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Appeal
Feb 4, 2025
Description
Appeal
Feb 4, 2025
Description
Appeal
Feb 4, 2025
Description
Appeal
Feb 4, 2025
Description
Appeal
Feb 4, 2025
Feb 4, 2025
Reply to appeal
Appeal
Nov 19, 2024
Nov 14, 2024
(Electronic) Receipt
Appeal
Nov 14, 2024
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(Electronic) Receipt
Appeal
Oct 9, 2024
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(Electronic) Receipt
Appeal
Aug 6, 2024
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Notice of appeal
Appeal
Jun 11, 2024
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Means of redress
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Apr 5, 2022
Feb 24, 2022
Decision to grant a European patent
Search/Exam
Feb 14, 2022
(Electronic) Receipt
Search/Exam
Feb 14, 2022
English translation of the claims
Search/Exam
Feb 14, 2022
Filing of the translations of the claims
Search/Exam
Feb 14, 2022
French translation of claims
Search/Exam
Jan 26, 2022
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Annexes in respect of a client data request
Search/Exam
Jan 18, 2022
Annexes in respect of a client data request
Search/Exam
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Annexes in respect of a client data request
Search/Exam
Jan 7, 2022
Oct 12, 2021
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Intention to grant (signatures)
Search/Exam
Oct 12, 2021
Text intended for grant (clean copy)
Search/Exam
Oct 12, 2021
Nov 16, 2020
(Electronic) Receipt
Search/Exam
Nov 16, 2020
Amended claims with annotations
Search/Exam
Nov 16, 2020
Amended description with annotations
Search/Exam
Nov 16, 2020
Claims
Search/Exam
Nov 16, 2020
Description
Search/Exam
Nov 16, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 16, 2020
Sep 21, 2020
Sep 16, 2020
(Electronic) Receipt
Search/Exam
Sep 16, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 16, 2020
May 6, 2020
Annex to the communication
Search/Exam
May 6, 2020
Communication from the Examining Division
Search/Exam
Apr 28, 2020
Examination started
Search/Exam
May 9, 2018
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Mar 5, 2018
Communication to designated inventor
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Mar 5, 2018
Communication to designated inventor
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Mar 5, 2018
Communication to designated inventor
Search/Exam
Mar 5, 2018
Communication to designated inventor
Search/Exam
Feb 21, 2018
Jan 26, 2018
(Electronic) Receipt
Search/Exam
Jan 26, 2018
Jan 26, 2018
Priority search results
Search/Exam
Jan 26, 2018
Request for entry into the European phase
Search/Exam
Dec 13, 2017
Information on entry into European phase
Search/Exam
Feb 28, 2017
Feb 9, 2017
Copy of the international search report
Search/Exam
Feb 9, 2017
Copy of the international search report
Search/Exam
Feb 9, 2017
Published international application - A1
Search/Exam
Nov 7, 2016
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Oct 26, 2016
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Jul 29, 2016
(Electronic) Receipt
PCTRO
Jul 29, 2016
Abstract
PCTRO
Jul 29, 2016
Claims
PCTRO
Jul 29, 2016
Description
PCTRO
Jul 29, 2016
Jul 29, 2016
Drawings
PCTRO
Jul 29, 2016