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The patent EP3827946 was granted to Formax on Jul 12, 2023. The application was filed on Oct 22, 2008 under application number EP20215971A. 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 |
|---|---|---|---|
| GEA FOOD SOLUTIONS GERMANY | Apr 12, 2024 | KUTZENBERGER | ADMISSIBLE |
| GEA FOOD SOLUTIONS GERMANY | Apr 12, 2024 | KUTZENBERGER WOLFF & PARTNER | ADMISSIBLE |
| WEBER FOOD TECHNOLOGY | Apr 12, 2024 | GRUNECKER PATENT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US19610609999 |
| DESCRIPTION | US20020610002 |
| DESCRIPTION | US20060454143 |
| DESCRIPTION | EP0713753 |
| DESCRIPTION | US5628237 |
| DESCRIPTION | US5974925 |
| EXAMINATION | US1428291 |
| OPPOSITION | DE10143508 |
| OPPOSITION | DE102006043697 |
| OPPOSITION | DE20011472U |
| OPPOSITION | DE20309394U |
| OPPOSITION | EP0127463 |
| OPPOSITION | EP0713753 |
| OPPOSITION | EP1046476 |
| OPPOSITION | GB2435189 |
| OPPOSITION | JPH01132333 |
| OPPOSITION | US1428291 |
| OPPOSITION | US2006162518 |
| OPPOSITION | WO2005009696 |
| OPPOSITION | WO2006066259 |
| OPPOSITION | WO9949975 |
| OTHER | DE20011472U |
| OTHER | DE20309394U |
| OTHER | EP2239108 |
| OTHER | EP3827945 |
| OTHER | GB2435189 |
| OTHER | US1428291 |
| OTHER | WO2006066259 |
| SEARCH | DE20011472U |
| SEARCH | DE20309394U |
| SEARCH | EP0713753 |
| SEARCH | GB2435189 |
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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Nov 5, 2025
Nov 5, 2025
Oct 31, 2025
(Electronic) Receipt
Appeal
Oct 31, 2025
Oct 31, 2025
Claims
Appeal
Oct 31, 2025
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(Electronic) Receipt
Appeal
Sep 15, 2025
Notice of appeal
Appeal
Sep 15, 2025
Notice of appeal
Appeal
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Means of redress
OPPO
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OPPO
Apr 10, 2025
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OPPO
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OPPO
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Jul 25, 2023
Jun 15, 2023
Decision to grant a European patent
Search/Exam
Jun 5, 2023
(Electronic) Receipt
Search/Exam
Jun 5, 2023
Filing of the translations of the claims
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Jun 5, 2023
French translation of claims
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Jun 5, 2023
German translation of the claims
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Jun 5, 2023
Letter accompanying subsequently filed items
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Feb 7, 2023
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Intention to grant (signatures)
Search/Exam
Feb 7, 2023
Text intended for grant (clean copy)
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Feb 7, 2023
Jan 26, 2023
Annex to a communication
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Jan 26, 2023
Annex to a communication
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Jan 26, 2023
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Annex to the communication
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Jan 26, 2023
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Dec 14, 2022
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Dec 8, 2022
(Electronic) Receipt
Search/Exam
Dec 8, 2022
Letter accompanying subsequently filed items
Search/Exam
Dec 8, 2022
Observations by third parties
Search/Exam
Dec 8, 2022
Patent document filed by a Third party
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Oct 18, 2022
Annex to the communication
Search/Exam
Oct 18, 2022
Consultation by telephone/in person
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Oct 18, 2022
Sep 14, 2022
Sep 9, 2022
(Electronic) Receipt
Search/Exam
Sep 9, 2022
(Electronic) Receipt
Search/Exam
Sep 9, 2022
Amended claims with annotations
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Sep 9, 2022
Amended claims with annotations
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Sep 9, 2022
Amended claims with annotations
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Sep 9, 2022
Amended claims with annotations
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Sep 9, 2022
Claims
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Sep 9, 2022
Claims
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Sep 9, 2022
Claims
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Sep 9, 2022
Claims
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Sep 9, 2022
Letter accompanying subsequently filed items
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Sep 9, 2022
Letter accompanying subsequently filed items
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Sep 9, 2022
Oral proceedings: reply to date proposed
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Sep 9, 2022
May 18, 2022
Annex to the communication
Search/Exam
May 18, 2022
May 11, 2022
Annex to the communication
Search/Exam
May 11, 2022
Consultation by telephone/in person
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May 11, 2022
Mar 1, 2022
Document concerning representation
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Dec 21, 2021
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Dec 15, 2021
(Electronic) Receipt
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Dec 15, 2021
Letter accompanying subsequently filed items
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Dec 15, 2021
Observations by third parties
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Dec 1, 2021
Refund of fees
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Nov 22, 2021
(Electronic) Receipt
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Nov 22, 2021
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Amended claims with annotations
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Nov 22, 2021
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Amended description with annotations
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Nov 22, 2021
Amendments received before examination
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Nov 22, 2021
Letter accompanying subsequently filed items
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Jun 8, 2021
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Notification of forthcoming publication
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Apr 28, 2021
Apr 28, 2021
European search opinion
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Apr 28, 2021
European search report
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Apr 28, 2021
Information on Search Strategy
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Feb 12, 2021
Communication to designated inventor
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Feb 12, 2021
Communication to designated inventor
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Feb 12, 2021
Communication to designated inventor
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Feb 12, 2021
Communication to designated inventor
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Feb 12, 2021
Communication to designated inventor
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Feb 12, 2021
Communication to designated inventor
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Feb 12, 2021
Communication to designated inventor
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Feb 3, 2021
(Electronic) Receipt
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Feb 3, 2021
Designation of inventor
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Feb 3, 2021
Letter accompanying subsequently filed items
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Jan 29, 2021
Deficiency in designation of inventor
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Dec 21, 2020
Abstract
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Dec 21, 2020
Dec 21, 2020
Claims
Search/Exam
Dec 21, 2020
Description
Search/Exam
Dec 21, 2020
Drawings
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Dec 21, 2020
Request for grant of a European patent
Search/Exam
Jun 24, 2010
Feb 17, 2010
Feb 17, 2010