EFFISAYIL

Live / Registered — Registered — Section 71 accepted (as of 11 Feb 2026)

What this means for you

Registered since 31 Dec 2019. The owner can stop confusingly similar uses in the classes it covers.

Record

Serial number
79263555
Registration number
5947032
Mark type
Stylized text
Filed
15 May 2019
Published for opposition
15 Oct 2019
Registered
31 Dec 2019
Attorney of record
Max Moskowitz

Goods and services

  • Class 042 — Scientific and technological services: Medical and scientific research in the field of immunology [ , oncology and immuno-oncology ] ; providing medical and scientific research information in the field of immunology [ , oncology and immuno-oncology ]

Owner

Prosecution history

  • 11 Feb 2026 — NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED
  • 11 Feb 2026 — REGISTERED-SEC.71 ACCEPTED
  • 09 Feb 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
  • 25 Dec 2025 — CHANGE OF OWNER RECEIVED FROM IB
  • 09 Oct 2025 — TEAS SECTION 71 RECEIVED
  • 31 Dec 2024 — COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED
  • 01 May 2020 — FINAL DECISION TRANSACTION PROCESSED BY IB
  • 16 Apr 2020 — FINAL DISPOSITION NOTICE SENT TO IB
  • 16 Apr 2020 — FINAL DISPOSITION PROCESSED
  • 31 Mar 2020 — FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB
  • 31 Dec 2019 — REGISTERED-PRINCIPAL REGISTER
  • 15 Oct 2019 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
  • 15 Oct 2019 — PUBLISHED FOR OPPOSITION
  • 12 Oct 2019 — NOTIFICATION PROCESSED BY IB
  • 25 Sept 2019 — NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

View this trademark record on Marksy