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Illumina v Element Biosciences (CFI, 1 April 2026)

Date1 April 2026
CourtCFI
DivisionLisbon (PT) Local Division
Type of actionInfringement Action
Case number(s)UPC_CFI_1920/2025
Registry referenceUPC-CFI-00001920/2025
PartiesIllumina, Inc v. Element Biosciences, Inc. / Element Biosciences Netherlands B.V / Instrumentos de Laboratório e Científicos, LDA /

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 1 April 2026 (UPC_CFI_1920/2025), the judge-rapporteur of the Lisbon Local Division refuses to dismiss at the outset, under Rule 361 RoP, Illumina’s infringement action against Element Biosciences (EP 3 714 978), whose Statement of claim had omitted the « fluidic device » feature of claim 1. She admits a corrected Statement of claim under Rule 9 RoP. A clerical transcription error can be put right. It does not make the whole action fail.

Question

Does omitting a claim feature from the Statement of claim justify dismissal under Rule 361 RoP, and is its correction an amendment governed by Rule 263 RoP?

Decision

Refusing a Rule 361 request is a case management order, not subject to Rule 363.2 RoP (paragraphs 7 and 8). Dismissal requires a lack of foundation that is evident on a first review, assessed with proportionality in mind (paragraphs 9 to 11). The omitted feature is addressed elsewhere in the Statement of claim and the errors, acknowledged as clerical, are limited: dismissing the action would be disproportionate (paragraphs 12 to 16). The correction is a mere rectification of a mistake, not an amendment under Rule 263 RoP, and does not unreasonably prejudice the defendants (paragraphs 19 to 21), who may respond within 10 days on the corrections alone (paragraph 22).

Key points for practice

Provisions applied

Rules of Procedure
Rules 9, 263, 333, 361 and 363.2
Case law cited
Court of Appeal, 21 August 2024 (UPC_CoA_454/2024), Paris Central Division, 16 September 2024 (UPC_CFI_164/2024), Court of Appeal, 21 November 2024 (UPC_CoA_456/2024)

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.

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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_1920/2025 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 2026 Illumina v Element Biosciences (CFI, 1 April 2026) Infringement Action · UPC_CFI_1920/2025
  2. 22 June 2026 Illumina v Element Biosciences (CFI, 22 June 2026) Infringement Action · UPC_CFI_1920/2025

    La formation instruira ensemble l’action en contrefaçon et la demande reconventionnelle en nullité. La conférence intermédiaire est fixée au 16 octobre 2026 et l’audience au 17 décembre 2026.

  3. 16 October 2026 Illumina v Element Biosciences (CFI, 16 October 2026) Infringement Action · UPC_CFI_1920/2025

    La juge rapporteure fixe la valeur de l'action en contrefaçon à 8 millions d'euros et celle de la demande reconventionnelle en nullité à 12 millions d'euros, et arrête l'organisation de l'audience du 17 décembre 2026.

What the record states

Nature of the act
Infringement Action
Outcome (Dhenne Avocats summary)
La demande de rejet de l'action fondée sur la règle 361 est rejetée et le mémoire en demande corrigé remplace le mémoire initial, les défenderesses pouvant répondre sous 10 jours.
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 3 714 978Mentioned in the analysis (role not qualified)
Also mentioned in 2 other decision(s): Illumina v Element Biosciences (CFI, 22 June 2026) · Illumina v Element Biosciences (CFI, 16 October 2026)
not recordednot recordednot recordedEspacenet
links not checked
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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