The weekly litigation news digest is live. Subscribe now

IP Verse

Photon Wave vs. Seoul Viosys - UPC_CFI_238/2024

The case UPC_CFI_238/2024 was filed by the plaintiff Photon Wave against the defendant Seoul Viosys on 21 Jun, 2024.

Case Timeline

21 Jun, 2024
Case Filed
21 Jun, 2024
Counterclaim for Revocation
31 Dec, 2024
Rejoinder
31 Dec, 2024
Interim Conference
Today Nov 21, 2025
Oral Procedure
Decision

Case Details

    Case Number:

    UPC_CFI_238/2024

    Patent Number:

    EP3404726

    Filing Date:

    21 Jun, 2024

    Proceeding Type:

    Revocation

    Case Phase:

    Written Phase

    Plaintiffs:

    • Photon Wave

    Plaintiff Representative:

    • Peter Klein

    Defendants:

    • Seoul Viosys

    Defendant Representative:

    • Pauline DEBRÉ

    Judges:

    • Anthony Soledade
    • Camille Lignieres
    • Carine Gillet
    • Peter Tochtermann

    Court Division:

    First Instance, Local Division - Paris

Case Decision

Decision pending - set alert to receive updates

Docket Entries

The docket entries provide a comprehensive overview of all filings, motions, orders, and other significant actions taken in the case.

Last updated on: Nov 20, 2025
DateTitle

Notify me when new UPC document is filed

Apr 30, 2025Formal Checks Notification Of Positive Outcome
Apr 30, 2025Application Rop293 Receipt
Apr 30, 2025Acknowledgement Of Change Of A Representative
Apr 29, 2025Formal Checks Notification Of Positive Outcome
Apr 29, 2025Application Rop293 Receipt
Apr 28, 2025Withdrawal Dorothea Hofer From Representation
Apr 28, 2025Application Rop293
Feb 10, 2025Receipt
Jan 24, 2025Headnote And Keywords
Jan 24, 2025Final Order Admissibility
Jan 20, 2025Panel Appointment
Jan 20, 2025Annex 3
Jan 20, 2025Annex 2
Jan 20, 2025Annex 1
Jan 20, 2025250120 Seoul Viosys Observations
Jan 19, 2025Exhibit N45
Jan 19, 2025Exhibit N44A
Jan 19, 2025Exhibit N44
Jan 19, 2025Exhibit N43
Jan 19, 2025Exhbit N45A
Jan 19, 2025Comments Related To Admissibility Of The Revocation Action Signed
Jan 6, 2025Preliminary Objection Decisionoutcome
Jan 6, 2025Order On Preliminary Objection
Jan 3, 2025Request For Further Pleading According To Rule 36
Jan 3, 2025Receipt
Jan 3, 2025Comment On Rejoinder To Reply To Defence To Revocation
Jan 2, 2025Receipt
Dec 31, 2024Rejoinder To Reply To Defence To Application To Amend
Dec 31, 2024Exhibit N42
Dec 31, 2024Exhibit N41
Dec 31, 2024Exhibit N40
Dec 31, 2024Exhibit N39
Dec 31, 2024Exhibit N38
Dec 13, 2024Acknowledgement Of Lodging
Dec 6, 2024Exhibit 13B Seoul Viosys Preliminary Objection Request To File Additional Exhibits And Additional Exhibits Filed To Th
Dec 6, 2024Exhibit 13A Seoul Viosys Preliminary Objection Request To File Additional Exhibits And Additional Exhibits Filed To Th
Dec 6, 2024Exhibit 12 Coa Luxembourg 15 October Issued In Action Coa Pc 01
Dec 6, 2024Exhibit 10B Updated Outline Of Photon Wave S Attacks
Dec 6, 2024Acknowledgement Of Lodging
Dec 6, 2024241206 Rejoinder To The Revocation And Reply To The Amendment Of The Patent
Nov 12, 2024Receipt
Nov 11, 2024N6C Human Made Translation Of N6 Signed
Nov 11, 2024Addendum To Reply To Defence To Revocation And To Defence To Application To Amend Signed
Nov 11, 2024Addendum To Defence To Application To Amend
Nov 8, 2024Reply To Defence To Revocation 08 11 2024 Signed
Nov 8, 2024Reply To Defence
Nov 8, 2024N37 Upc Coa 335 2023 Signed Pk
Nov 8, 2024N36 Merriam Webster Dent Signed Pk
Nov 8, 2024N36A Cambridge Dictionary Indentation Signed Pk
Nov 8, 2024N35 Merriam Webster Indentation Signed Pk
Nov 8, 2024N34 Search Opinion Epo Signed Pk
Nov 8, 2024N33 T431 03 Signed Pk
Nov 8, 2024N32 Wikipedia Electrode Signed Pk
Nov 8, 2024N31 Schubert Page 160 Signed Pk
Nov 8, 2024N30 Wikipedia Flip Chip Signed Pk
Nov 8, 2024N29 Sze Page 586 Signed Pk
Nov 8, 2024N28 T164 92 Signed Pk
Nov 8, 2024N27 Evidence Uv Headlamp Signed Pk
Nov 8, 2024N26 Evidence Uv Bulb Lamp Signed Pk
Nov 8, 2024N25 T1389 10 Signed Pk
Nov 8, 2024N25 T1389 10
Nov 8, 2024N24 Tilmann Plassmann Chbeck Page 1720 Signed Pk
Nov 8, 2024N23 Email Cd Paris Of 2806024 To Isarpatent Signed Pk
Nov 8, 2024Acknowledgement Of Lodging
Oct 9, 2024241009 Reply To The Hearing Date For The Po
Oct 8, 2024Response Ord 55072 2024
Oct 7, 2024Order Setting Dates
Sep 12, 2024Receipt
Sep 11, 2024Galloux S Opinion Fr Pdfa
Sep 11, 2024240911 Request To Submit Additional Exhibits Pdfasigned
Sep 11, 2024240905 Statement Of Response To The Appeal On The Stay Fr As Filed
Sep 9, 2024Formal Checks Request For Correction
Sep 9, 2024Formal Checks Notification Of Positive Outcome
Sep 9, 2024Exhibit 11 EP3404726A1
Sep 9, 2024Exhibit 10 Outline Of Photon Wave S Attacks
Sep 9, 2024Exhibit 09 Prototype Of The Embodiment Of Figure 22 Of EP726
Sep 9, 2024Exhibit 08 3D Models Of The EP726Embodiment Shown In Figure 22
Sep 9, 2024Exhibit 07 Prototype Of The Embodiment Of Figures 14 And 15 Of EP726
Sep 9, 2024Exhibit 06 3D VIEWS Of The EP726Embodiment Shown In Figures 14 And 15
Sep 9, 2024Exhibit 05 Claim 1 Of EP726As Granted
Sep 9, 2024Exhibit 04 Figure 15A Of EP726
Sep 9, 2024Exhibit 03 X. Guo And E.F. Schubert Journal Of Applied Physics
Sep 9, 2024Exhibit 02 Extract From Seoul Semi Conductor Website (Patent Portfolio)
Sep 9, 2024Exhibit 01 Seoul Semiconductor Achieves Global No.1 Position In Display Leds
Sep 9, 2024Annex Ov Overview Of Amendments Main Request And Auxiliary Requests
Sep 9, 2024Annex Mr Set Of Claims For Mr
Sep 9, 2024Annex Ar6 Set Of Claims For Ar6
Sep 9, 2024Annex Ar5 Set Of Claims For Ar5
Sep 9, 2024Annex Ar4 Set Of Claims For Ar4
Sep 9, 2024Annex Ar3 Set Of Claims For Ar3
Sep 9, 2024Annex Ar2 Set Of Claims For Ar2
Sep 9, 2024Annex Ar1 Set Of Claims For Ar1
Sep 9, 2024Acknowledgement Of Lodging
Sep 9, 2024240909 Statement Of Defence And Application To Amend The Patent (Corrected Version)
Sep 9, 2024240909 Statement Of Defence And Application To Amend The Patent
Sep 2, 2024Panel Appointment
Aug 16, 2024Exhibit N22A
Aug 16, 2024Exhibit N22
Aug 16, 2024Exhibit N21A
Aug 16, 2024Exhibit N19
Aug 16, 2024Exhibit N18
Aug 16, 2024Exhibit N17A
Aug 16, 2024Exhibit N17
Aug 16, 2024Exhibit N16A
Aug 16, 2024Exhibit N16
Aug 16, 2024Exhibit 21
Aug 16, 2024Exhibit 20
Aug 16, 2024Commentpreliminaryobjection
Aug 16, 2024Comment On Preliminary Objection
Aug 6, 2024Preliminaryobjection
Aug 6, 2024240806 Preliminary Objection Signed
Jul 10, 2024Notification Of Service
Jul 10, 2024Acknowledgement Of Access To Case
Jun 11, 2024Epouploaddocumentsworkflow
Jun 11, 2024Document From Epo
Jun 5, 2024Panel Appointment
Jun 5, 2024Formal Checks Notification Of Positive Outcome
Jun 5, 2024Epo Request For Case Pending
Jun 5, 2024Acknowledgement Of Lodging
May 28, 2024Statement For Revocation
May 28, 2024Response To Request For Correction Following Formal Checks
May 28, 2024Exhibit N9
May 28, 2024Exhibit N8
May 28, 2024Exhibit N7
May 28, 2024Exhibit N6B
May 28, 2024Exhibit N6A
May 28, 2024Exhibit N6
May 28, 2024Exhibit N5
May 28, 2024Exhibit N4
May 28, 2024Exhibit N3
May 28, 2024Exhibit N2
May 28, 2024Exhibit N15A
May 28, 2024Exhibit N15
May 28, 2024Exhibit N14
May 28, 2024Exhibit N13
May 28, 2024Exhibit N12
May 28, 2024Exhibit N11
May 28, 2024Exhibit N10
May 28, 2024Exhibit N1
May 28, 2024Exhibit N0
May 28, 2024Corrected Statement For Revocation Markup Version
May 28, 2024Corrected Statement For Revocation Clean
May 22, 2024Formal Checks Request For Correction
May 17, 2024Statement For Revocation
May 17, 2024Exhibit N9
May 17, 2024Exhibit N8
May 17, 2024Exhibit N7
May 17, 2024Exhibit N6B
May 17, 2024Exhibit N6A
May 17, 2024Exhibit N6
May 17, 2024Exhibit N5
May 17, 2024Exhibit N4
May 17, 2024Exhibit N3
May 17, 2024Exhibit N2
May 17, 2024Exhibit N15A
May 17, 2024Exhibit N15
May 17, 2024Exhibit N14
May 17, 2024Exhibit N13
May 17, 2024Exhibit N12
May 17, 2024Exhibit N11
May 17, 2024Exhibit N10
May 17, 2024Exhibit N1
May 17, 2024Exhibit N0

More cases involving EP3404726B1

This table lists the related cases associated with the patent, including case numbers, plaintiffs, and defendants involved in each case.

Last updated on: Nov 20, 2025
Case NumberFiling DatePlaintiffsDefendants
UPC_CFI_444/2025May 20, 2025Seoul ViosysLaser Components, Photon Wave
UPC_CFI_165/2025Feb 24, 2025Seoul ViosysPhoton Wave
UPC_CFI_101/2025Feb 10, 2025Seoul ViosysPhoton Wave

More cases involving Photon Wave

This table lists the related cases associated with the patent, including case numbers, plaintiffs, and defendants involved in each case.

Last updated on: Nov 20, 2025
Case NumberFiling DatePlaintiffsDefendants
ORD_3876/2025Jan 23, 2025Photon WaveSeoul Viosys
ACT_28074/2024Jun 21, 2024Photon WaveSeoul Viosys

More cases involving Seoul Viosys

This table lists the related cases associated with the patent, including case numbers, plaintiffs, and defendants involved in each case.

Last updated on: Nov 20, 2025
Case NumberFiling DatePlaintiffsDefendants
APP_34793/2025Aug 14, 2025Seoul Viosys -
APP_34805/2025Aug 14, 2025Seoul Viosys -
ORD_34605/2025Aug 11, 2025Seoul ViosysEmporia UK And Ireland