Elfie Pte. Ltd. (P) vs Sony Group Corporation (D)
Suspended
Cancellations
Proceeding Details
Proceeding Number
Filing Date
Dec 17, 2025
Last Status Update
Feb 26, 2026
Interlocutory Attorney
WILLIAM D JACKSON
Parties
Plaintiff
Elfie Pte. Ltd.
183 HIGHFIELD DRIVE
WEST WINDSOR, VT 05089
Attorney / Correspondent:
Marks:
ELFIE E
Pending
S/N: 79409161
ELFIE E
LIVE - PENDING
TrademarkCombinedOwner: ELFIE PTE. LTD.
Status: SUSPENSION LETTER – MAILED
Record Details
Serial No.
79409161
Status
LIVE
Important Dates
Filed
Oct 9, 2024
Goods & Services
Class 009
Software; mobile phone application; none of the aforesaid goods targeted at pre or postnatal health or exercise, breastfeeding, pelvic floor health, sleep diagnostics, hormonal health, and infant health and infant wellness
VS
Defendant
Sony Group Corporation

1-7-1 KONAN, MINATO-KU
TOKYO, 108-0075
Attorney / Correspondent:
Marks:
ELFE
Registered
|Reg #: 6144088|S/N: 79241900
ELFE
LIVE - REGISTERED
TrademarkCombinedOwner: Sony Group Corporation
Status: CANCELLATION PENDING
Record Details
Serial No.
79241900
Registration No.
6144088
Status
LIVE
Important Dates
Filed
May 29, 2018
Registered
Sep 8, 2020
Goods & Services
Class 009
electronic image analysis equipment, namely, computers, all being used for use with a core library that generates discriminant algorithms by machine learning; geiger counters; cyclotrons; industrial betatrons; magnetic object detectors, seismic exploration machines and apparatus, hydrophones, echo sounders, ultrasonic flaw detectors, ultrasonic sensors, electronic door closing control systems and electron microscopes; computer programs for data processing; computer software for a core library that generates discriminant algorithms by machine learning; computer programs for machine learning; computer programs for image analysis; computer programs for numerical analysis in time series; personal digital assistants in the shape of a watch; smartphones; downloadable music files
ELFE
Registered
|Reg #: 6359881|S/N: 90006647
ELFE
LIVE - REGISTERED
TrademarkWordOwner: SONY GROUP CORPORATION
Status: CANCELLATION PENDING
Record Details
Serial No.
90006647
Registration No.
6359881
Status
LIVE
Important Dates
Filed
Jun 17, 2020
Registered
May 25, 2021
Goods & Services
Class 009
Electronic image analysis equipment, namely, computers, all being used for use with a core library that generates discriminant algorithms by machine learning; geiger counters; cyclotrons; industrial betatrons; magnetic object detectors, seismic exploration machines and apparatus, hydrophones, echo sounders, ultrasonic flaw detectors, ultrasonic sensors, and electron microscopes; downloadable computer programs for data processing; downloadable computer software for a core library that generates discriminant algorithms by machine learning; downloadable computer programs for machine learning; downloadable computer programs for image analysis; downloadable computer programs for numerical analysis in time series; personal digital assistants in the shape of a watch; smartphones; downloadable music files
TTAB Documents
Title | Date | Entry # | Category | Code | Actions |
|---|---|---|---|---|---|
NOTICE OF DEFAULT | Feb 26, 2026 | 4 | Defaults | 144 | |
INSTITUTED | Dec 18, 2025 | 3 | Status | 128 | |
NOTICE AND TRIAL DATES SENT; ANSWER DUE: | Dec 18, 2025 | 2 | Scheduling | 707 | |
FILED AND FEE | Dec 17, 2025 | 1 | Fees | 124 |