Global Patent Case Tracking and Litigation Research Platform
CasLoc is a patent case tracking and research platform covering patent litigation, PTAB proceedings, UPC cases and EPO oppositions. Built for patent attorneys, law firms and IP professionals, it lets you search by party, proceeding number or attorney, filter by filing date, and get free email alerts on new filings and decisions.
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Status:
Opposition Filed
Publication Number
EP4339006
Filing Date
2026-10-28
Applicant / Office
RAILWAY VEHICLE AND CONTROL METHOD THEREFOR
Miba Gleitlager Austria GmbH vs. Siemens Gamesa Renewable Energy Deutschland GmbH - EP4337872
EPO OPPOSITION Opposition
Status:
Opposition Filed
Publication Number
EP4337872
Filing Date
2026-10-20
Applicant / Office
NACELLE FOR A WIND TURBINE
Status:
Opposition Filed
Publication Number
EP4360981
Filing Date
2026-10-15
Applicant / Office
MID-FLOOR HEIGHT RAILWAY VEHICLE WITH LEVEL-ACCESS AT MIDDLE PLATFORM HEIGHTS
KNORR-BREMSE Systeme für Schienenfahrzeuge GmbH vs. Siemens Mobility GmbH - EP4259496
EPO OPPOSITION Opposition
Status:
Opposition Filed
Publication Number
EP4259496
Filing Date
2026-10-15
Applicant / Office
METHOD FOR ESTIMATING A COEFFICIENT OF FRICTION, BRAKE CONTROL METHOD AND BRAKE CONTROL DEVICE FOR A RAIL VEHICLE
Nordex Energy SE & Co. KG vs. Siemens Gamesa Renewable Energy Deutschland GmbH - EP4495418
EPO OPPOSITION Opposition
Status:
Opposition Filed
Publication Number
EP4495418
Filing Date
2026-10-13
Applicant / Office
SUPPORT STRUCTURE INSIDE A NACELLE OF A WIND TURBINE
Status:
Litigation Filed
Docket Number
2:26-cv-00888
Filing Date
2026-10-05
Cause / Court
35:271 Patent Infringement
Status:
Decided
Proceeding Number
IPR2023-00470
Filing Date
2026-09-10
Decision Type
Decision
Status:
Decided
Proceeding Number
IPR2023-00468
Filing Date
2026-09-10
Decision Type
Decision
Status:
Case Filed
Case Number
UPC-COA-0000094/2026
Filing Date
2026-06-12
Division /
Action
Luxembourg (LU)
Status:
Case Filed
Case Number
UPC-COA-0000093/2026
Filing Date
2026-06-11
Division /
Action
Luxembourg (LU)
Status:
Litigation Filed
Docket Number
2:26-cv-00378
Filing Date
2026-05-06
Cause / Court
35:271 Patent Infringement
Status:
Litigation Filed
Docket Number
2:25-cv-00673
Filing Date
2025-07-01
Cause / Court
15:1126 Patent Infringement
Status:
Case Filed
Case Number
UPC_CFI_259/2025
Filing Date
2025-03-26
Division /
Action
Düsseldorf (DE) Local Division
Status:
Litigation Filed
Docket Number
2:25-cv-00178
Filing Date
2025-01-10
Cause / Court
35:145 Patent Infringement
Status:
Case Filed
Case Number
UPC_CFI_758/2024
Filing Date
2024-12-03
Division /
Action
Düsseldorf (DE) Local Division
Status:
Decided
Proceeding Number
IPR2024-00947
Filing Date
2024-11-19
Decision Type
DECISION Denying Institution of Inter Partes Review 35 U.S.C. § 314
Status:
Litigation Filed
Docket Number
24-2085
Filing Date
2024-07-16
Cause / Court
35:271 Patent Infringement
Status:
Decided
Proceeding Number
IPR2023-00470
Filing Date
2024-06-18
Decision Type
Final Written Decision: original
Status:
Decided
Proceeding Number
IPR2023-00468
Filing Date
2024-06-18
Decision Type
JUDGMENT Final Written Decision Determining Some Challenged Claims Unpatentable 35 U.S.C. § 318(a)
Status:
Decided
Proceeding Number
IPR2021-01215
Filing Date
2024-06-11
Decision Type
Other: Fed Circuit mandate
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