LEQEMBI COMPANION
Live / Applied — Second extension granted (statement of use) (as of 12 Feb 2026)
What this means for you
Not registered yet, but its 20 Jul 2023 filing date beats anything filed after it. If it registers, the owner can stop confusingly similar uses in the classes it covers.
Record
- Serial number
- 98094452
- Mark type
- Stylized text
- Filed
- 20 Jul 2023
- Published for opposition
- 02 Jul 2024
- Attorney of record
- Caroline H. Mead
Goods and services
- Class 009 — Scientific and electric apparatus: Downloadable computer software applications for supporting patients and their care partners
- Class 044 — Medical, beauty and agricultural services: Provision of medical information; consultancy and information services in the field of medical care relating to medical products, namely, pharmaceutical advice related to pharmaceutical preparations for the treatment and prevention of Alzheimer's disease and related disorders, cognitive impairment and dementia; health care
Owner
- Eisai R&D Management Co., Ltd., Tokyo, JP
- Eisai R&D Management Co., Ltd., Tokyo, JP
Prosecution history
- 30 Mar 2026 — TEAS STATEMENT OF USE RECEIVED
- 12 Feb 2026 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 12 Feb 2026 — SOU EXTENSION 2 GRANTED
- 11 Feb 2026 — SOU EXTENSION 2 FILED
- 11 Feb 2026 — SOU TEAS EXTENSION RECEIVED
- 14 May 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 14 May 2025 — SOU EXTENSION 1 GRANTED
- 13 May 2025 — SOU EXTENSION 1 FILED
- 13 May 2025 — SOU TEAS EXTENSION RECEIVED
- 25 Feb 2025 — NOA E-MAILED - SOU REQUIRED FROM APPLICANT
- 13 Jan 2025 — EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED
- 22 Jul 2024 — EXTENSION OF TIME TO OPPOSE RECEIVED
- 02 Jul 2024 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
- 02 Jul 2024 — PUBLISHED FOR OPPOSITION
- 12 Jun 2024 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED