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ARM v ICPillar (CoA, 7 July 2024)

Date7 July 2024
CourtCoA
DivisionLuxembourg (LU)
Type of actionGeneric application
Registry referenceApp_40131/2024 · ORD_40335/2024
PartiesArm Germany GmbH, Arm lreland Limited, Arm France SAS, Arm Sweden AB, Apical Limited, ARM Limited, Arm Germany d.o.o, Arm Poland Sp. z.o.o,…

Official decision (PDF) · UPC registry entry

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

By an order of 7 July 2024 (UPC_CoA_301/2024, APL_33746/2024, App_40131/2024), the second panel of the Court of Appeal (R. Kalden, presiding and judge-rapporteur, I. Simonsson, P. Rombach), hearing ICPillar LLC’s appeal against the Paris Local Division’s order of 21 May 2024 requiring it to provide security for the costs of ARM Limited and other group companies (EP 3000239), ruled on ARM’s procedural application under Rule 9 RoP. The interest lies in the date of service of the grounds of appeal and in access to a confidential exhibit.

Question

Is the Statement of appeal served where the respondent received the case management system notification late, and can the time for a response run while the unredacted version of an exhibit remains inaccessible to it?

Decision

The main request is rejected: the Statement of appeal is deemed served on 21 June 2024, when ARM received the access code and accessed the file (paragraph 10). Exhibit 4, a copy of the insurance policy on which ICPillar relies to challenge the security, had been uploaded outside the Rule 262A workflow and was not visible to ARM (paragraphs 11 to 13). Due process requires that at least ARM’s representative has access to it (paragraph 13). The alternative request is granted: the time for the Statement of response ends on the 15th day after that version is made available to ARM’s representative (paragraph 14 and order).

Key points for practice

Provisions applied

Rules of Procedure
Rules 9, 158.1 and 262A

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.


Going further

Lexicon: UPC Court of Appeal.

Dhenne Avocats blog: UPC Appeals: What the Numbers Show.

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

No case number recorded in this record.

Parties

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

Decisions in the same proceedings and documented appeals

No other decision in the corpus bears the same case number, and no appeal is documented in the corpus to date.

What the record states

Nature of the act
Generic application
Outcome (Dhenne Avocats summary)
Le mémoire d'appel est réputé signifié à la date d'accès au dossier, mais le délai de réponse d'ARM ne court qu'à compter de la mise à disposition de la version non occultée de la pièce 4 à son représentant.
Appeal
Decision of the Court of Appeal.
Instance
Court of Appeal decision.

Patents mentioned

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
EP3000239Mentioned in the analysis (role not qualified)
Also mentioned in 5 other decision(s): ICPillar v ARM (CFI, 13 December 2024) · ICPillar v Arm (CFI, 21 May 2024) · SVF Holdco v ICPillar (CFI, 11 April 2024) · ICPillar v Arm (CFI, 28 February 2024) · ICPillar v Arm Poland Sp. z.o.o. (CFI, 12 February 2024)
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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