Australian Trade Mark Search

Australian Trade Mark Search is the Australian Government’s trade mark search system.

Australian Government IP Australia
Additional fields:

Trade mark 2661502

IR number 1922070
Words D DEFINIUM THERAPEUTICS
Image
Image description SQUARE & DIAMONDS FORM LTR D; DIAMOND IS DOT OF LTR I
Status protected: Registered/protected
Priority date 28 Oct 2025 (Convention)
Classes 5, 42
Kind Figurative
Dates
Renewal due 17 Apr 2036
Registration advertised / published 01 Sep 2026
Entered on Register 01 Sep 2026
Acceptance advertised / published 25 Jun 2026
Acceptance 25 Jun 2026
IR notification 11 Jun 2026
Filing 17 Apr 2026
Registered from 17 Apr 2026

Owner Address for service
Definium Therapeutics US, Inc.

IR Contact

John Paul Oleksiuk Cooley LLP


Goods & Services
Class 5: Pharmaceuticals; pharmaceutical preparations; pharmaceuticals for the treatment of mental health conditions; pharmaceutical preparations for the treatment of mental health conditions; pharmaceutical preparations, namely, psychotropic, psychoactive, and psychedelic medicinal preparations for the treatment of mental health conditions; pharmaceutical preparations for the treatment of psychiatric diseases and disorders, namely, anxiety, depression, post-traumatic stress disorder, and mood disorders; pharmaceutical preparations for the treatment of substance-use and addictive disorders.
Class 42: Drug discovery services; pharmaceutical drug development services; pharmaceutical research and development; pharmaceutical research services; providing medical and scientific research information in the fields of pharmaceuticals; research and development in the pharmaceutical and biotechnology fields; pharmaceutical research and development in the fields of psychiatry, neurology, and addiction medicine; medical and scientific research, namely, conducting clinical trials for others in the field of psychedelic-based therapeutics.

Endorsements

The mark consists of words "DEFINIUM THERAPEUTICS" and design of the letter "D" made from small squares to the right of the words.


Convention details
Date 28 Oct 2025
Number TO/M/2025/04970
Country TONGA
Goods & Services
Class 05:
Pharmaceuticals; pharmaceutical preparations; pharmaceuticals for the treatment of mental health conditions; Pharmaceutical preparations for the treatment of mental health conditions; pharmaceutical preparations, namely, psychotropic, psychoactive, and psychedelic medicinal preparations for the treatment of mental health conditions; pharmaceutical preparations for the treatment of psychiatric diseases and disorders, namely, anxiety, depression, post-traumatic stress disorder, and mood disorders; pharmaceutical preparations for the treatment of substance-use and addictive disorders
Class 42:
Drug discovery services; Pharmaceutical drug development services; Pharmaceutical research and development; Pharmaceutical research services; providing medical and scientific research information in the fields of pharmaceuticals; Research and development in the pharmaceutical and biotechnology fields; pharmaceutical research and development in the fields of psychiatry, neurology, and addiction medicine; medical and scientific research, namely, conducting clinical trials for others in the field of psychedelic-based therapeutics

Indexing constituents
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