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Huawei v MediaTek (CFI, UPC_CFI_1235/2025, 26 March 2026)

Date26 March 2026
CourtCFI
DivisionMunich (DE) Local Division
Type of actionApplication RoP262.1 (b)
Case number(s)UPC_CFI_1235/2025
Registry referenceUPC_CFI_1235/2025
PartiesHuawei Technologies Co. Ltd v. MediaTek, Inc. a. o.

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

By decision of 26 March 2026, issued in German (UPC_CFI_1235/2025), the panel of the Munich Local Division upheld the judge-rapporteur’s decision of 27 January 2026 granting the law firm Quinn Emanuel access, subject to redactions, to the statement of claim, statement of defence and counterclaim for revocation in an infringement action on EP 4 142 215 between Huawei and MediaTek (UPC_CFI_254/2025), which had ended by withdrawal. It held Huawei’s request for review inadmissible and refused leave to appeal. In practice, the decision confirms that a law firm may obtain access to pleadings in closed proceedings on the basis of a training and advisory interest assessed in the abstract.

Question

Can the judge-rapporteur’s decision on an access request under Rule 262.1(b) RoP be reviewed by the panel, and does a law firm’s general interest justify access without a confidentiality undertaking?

Decision

Review under Rule 333.1 RoP is not available against such a decision, since the judge-rapporteur exercises original rather than delegated competence (paragraphs 22 to 29). In any event, a law firm’s training and advisory interest is assessed in the abstract, without its having to specify the information sought. It is enough that the pleadings shed light on how the court handles cases (paragraphs 32 to 36). An objection of fishing must be concretely substantiated, and parallel applications by the same applicant do not show abuse (paragraphs 37 to 39). In concluded proceedings, access generally prevails (paragraph 41). As access permits neither onward disclosure nor publication, no confidentiality undertaking is owed (paragraphs 42 to 45). Leave to appeal was refused, the principles being settled (paragraphs 46 to 48).

Key points for practice

Provisions applied

Rules of Procedure
Rules 220.1, 220.2, 223, 262.1(b), 333 and 335
Case law cited
Herbert Smith Freehills Kramer v Insulet and EOFlow, Court of Appeal, 22 December 2025, Ocado v Autostore, Court of Appeal, 10 April 2024, Powell Gilbert v Abbott and Sibio, Court of Appeal, 9 January 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: Standard essential patent (SEP), FRAND offer and counter-offer, Injunctions and standard essential patents.

Dhenne Avocats blog: FRAND at the UPC: What the Court Has Decided, What Remains Open.

Publications by Matthieu Dhenne: Munich’s FRAND Guidelines: A Compass Drawn Too Finely, Tesla v. InterDigital and the FRAND Undertaking Inside the Pool (Kluwer Patent Blog).

Further reading: M. Dhenne, “Calculation of FRAND Royalties: An Overview of Practices Around the World”, European Intellectual Property Review 2019, vol. 41, no. 12, p. 754. M. Dhenne, “Conversant v LG: What about FRAND in France?”, European Intellectual Property Review 2019, vol. 41, no. 9, p. 585.

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_1235/2025 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. 26 February 2026 Huawei v MediaTek (CFI, 26 February 2026) Application RoP262.1 (b) · UPC_CFI_1235/2025

    Le juge rapporteur modifie son ordonnance d'accès du public et diffère l'accès aux écritures jusqu'à l'issue définitive du réexamen par la formation, sans exiger la taxe de la règle 223.1.

  2. 26 March 2026 Huawei v MediaTek (CFI, UPC_CFI_1235/2025, 26 March 2026) Application RoP262.1 (b) · UPC_CFI_1235/2025

What the record states

Nature of the act
Application RoP262.1 (b)
Outcome (Dhenne Avocats summary)
La division locale de Munich maintient l'accès accordé à Quinn Emanuel aux écritures d'une procédure close, juge irrecevable le réexamen demandé par Huawei et refuse l'autorisation d'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 4 142 215
Method and apparatus for obtaining UE security capabilities
recorded proprietor: Huawei Technologies Co Ltd
Mentioned in the analysis (role not qualified)
Also mentioned in 7 other decision(s): Huawei Technologies v Quinn Emanuel Urquhart & Sullivan (CoA, 29 June · Huawei Technologies v Quinn Emanuel Urquhart & Sullivan (CoA, UPC_CoA_ · Huawei v MediaTek (CFI, UPC_CFI_1234/2025, 26 March 2026) · Huawei v MediaTek (CFI, 26 February 2026) · Huawei v MediaTek (CFI, 1 August 2025) · Huawei v MediaTek Germany (CFI, ORD_33626/2025, 1 August 2025) · Huawei Technologies v MediaTek (CFI, ORD_18799/2025, 13 May 2025)
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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