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Amycell v *** (CFI, 9 December 2025)

Date9 December 2025
CourtCFI
DivisionThe Hague (NL) Local Division
Type of actionInfringement Action
Case number(s)UPC_CFI_499/2024
Registry referenceUPC_CFI_499/2024
PartiesAmycell LLC v. ***

Official decision (PDF) · UPC registry entry

Case timeline

Dhenne Avocats represents claimants and defendants in European patent disputes before the Unified Patent Court, including the Paris divisions.

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Dhenne Avocats · 10 October 2026

Our analysis

Summary

In an order of 9 December 2025, The Hague Local Division held inadmissible, and in the alternative dismissed, the defendant’s application to set aside the default decision of 21 October 2025 in Amycel’s infringement action (EP 1 993 350 B2). It rectified of its own motion the information on remedies in that decision: the only route is an appeal within two months. The order confirms that a default decision preceded by clear warnings is a final decision.

Question

Can a defendant apply under Rule 356 to set aside a default decision where, after its application for re-establishment of rights was refused, it had been warned that a default decision would be given?

Decision

No. The division observed that Rule 356.3 appears to target cases in which the defendant’s position was not considered at all (paragraph 8). The defendant had been represented at least two months before the deadline for the statement of defence, and the Rule 275 order had warned that a default decision would follow (paragraph 9). Although the word « final » was not used, it was, or should have been, clear that the default decision ordered in the Rule 320 order would be final (paragraph 10). The default decision is therefore a final first instance decision, open to appeal within two months (paragraphs 11 and 13). The clerical error on remedies was rectified under Rule 353, without affecting the appeal period (paragraphs 12 and 13).

Key points for practice

Provisions applied

Agreement on a Unified Patent Court
Art. 73(1)
Rules of Procedure
Rules 220.1(a), 224.1(a), 275, 320, 353, 355 and 356
Case law cited
Brussels Local Division, 19 August 2025 (UPC_CFI_131/2025)

Related decisions

Prepared by Dhenne Avocats from the official decision, consulted on 10 October 2026. The database is updated every week, on Friday. Only the official text is authoritative.


Decisions in the same proceedings

Going further

Lexicon: Patent infringement action.

Publications by Matthieu Dhenne: Pleading the Long Arm: What a UPC Statement of Claim Must Carry Beyond Jurisdiction (Kluwer Patent Blog).

Source and translations

Official source
Unified Patent Court registry link recorded in the record
Original language
not recorded
Translation available
no translation recorded the firm’s French record is a summary, not a translation
Date checked
not recorded
Only the official text is authoritative. A machine translation is never presented as official, republishing a third-party document requires a verified basis in rights, and a link to the source is preferred.

Follow this case

Proceedings, related decisions, appeals, parties and patents as recorded in the registry and in the Dhenne Avocats corpus. Each link states its source.

Proceedings

  • UPC_CFI_499/2024 official number

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Parties

Exact name as it appears in the record, group affiliation only where sourced and dated.

Decisions in the same proceedings and documented appeals

  1. 1 April 2025 Amycell v *** (CFI, 1 April 2025) Infringement Action · UPC_CFI_499/2024
  2. 21 October 2025 Amycel v XXX (CFI, 21 October 2025) Infringement Action · UPC_CFI_499/2024

    Le mémoire en défense étant réputé non déposé, la division rend une décision par défaut qui interdit la souche Cayene dans quatre États, ordonne des mesures correctives et alloue 50 000 euros de dommages et intérêts provisionnels.

  3. 9 December 2025 Amycell v *** (CFI, 9 December 2025) Infringement Action · UPC_CFI_499/2024

What the record states

Nature of the act
Infringement Action
Outcome (Dhenne Avocats summary)
La demande d'annulation de la décision par défaut du 21 octobre 2025 est irrecevable, et subsidiairement rejetée, le défendeur ayant été averti du caractère définitif de cette décision. L'indication des voies de recours est rectifiée au profit de l'appel.
Appeal
No appeal documented in the corpus, this does not mean that no appeal was lodged.
Instance
First-instance decision, whether it has become final is not recorded.

Patents mentioned

Related decisions cited in the analyses

Scope: Dhenne Avocats corpus. Registry-based links are marked “official number”; links derived from the analyses are marked as such. An erroneous link can be withdrawn without deleting any record.

Patents and standards

PublicationRole in the disputeFamilyStandard and declarationPoolSources
EP 1 993 350
Brown mushrooms for commercial production
recorded proprietor: Amycel LLC
Mentioned in the analysis (role not qualified)
Also mentioned in 11 other decision(s): Name not displayed for GDPR reasons. Represented by Michal PRZYLUSKI v · *** v AMYCEL (CoA, 2 July 2026) · Applicant *** v Amycel (CoA, 24 March 2026) · Applicant *** v Amycel (CoA, 16 January 2026) · Amycel v XXX (CFI, 21 October 2025) · Amycel v *** (CFI, 1 April 2025) · Amycel v *** (CFI, 18 December 2024) · *** v Amycel (CoA, 28 November 2024)
not recordednot recordednot recordedEspacenet · European Patent Register
existence and title of the publication checked on 30 October 2026 (Google Patents, Espacenet and Register links are not checked automatically)
mentioned in: Dhenne Avocats analysis
The statuses “asserted in litigation”, “declared essential”, “listed by a pool” and “essentiality examined by a court” are distinct and may coexist. Validity, infringement and technical essentiality are different questions. Scope: patents cited in the decisions of the Dhenne Avocats corpus, with no essentiality score or prediction.

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