Who owns the DEFINIUM trademark?

The DEFINIUM trademark is owned by Definium Therapeutics US, Inc..

What is the serial number for DEFINIUM?

The USPTO serial number for DEFINIUM is 99632097.

What is the registration number for DEFINIUM?

DEFINIUM is registered under USPTO registration number 0.

DEFINIUM - Owned by Definium Therapeutics US, Inc. - (Class 005, Class 042)

Q: What class is the DEFINIUM trademark registered in?

The DEFINIUM trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 042 (Scientific, technology & SaaS services).

What to file next

Response to the outstanding office action

When: Three months from the issue date for most applications filed on or after 3 December 2022, extendable once by three months for a fee.
Extensions and grace: A Madrid Section 66(a) application keeps a six-month response period instead, with no extension available.
If it is missed: The application goes abandoned. A petition to revive runs two months from the notice of abandonment, on an unintentional-delay standard.

Office action response deadlines

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 005Pharmaceuticals, medical & veterinary preparations

US codes: 005, 006, 018, 044, 046, 051, 052

Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and substances adapted for medical or veterinary purposes, food for babies; dietary supplements for human beings and animals; adhesive plasters, materials for dressings; material for filling teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

This description is as filed with the USPTO and defines the scope of trademark protection.

Filing Basis & Declarations

Standard Characters ClaimedTrademark

International Filings

Madrid Protocol1 filings

This mark has 1 Madrid Protocol filing on record with the USPTO.

1905207

480Feb 03, 2026

Source: USPTO Madrid International Filing Requests

Status History

9 events

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Aug 31, 2026

Code XELR

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Aug 31, 2026

Code XELG

NON-FINAL ACTION WRITTEN

Jun 08, 2026

Code CNRT

NON-FINAL ACTION E-MAILED

Jun 08, 2026

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 08, 2026

Code GNRN

ASSIGNED TO EXAMINER

Jun 01, 2026

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 29, 2026

Code NWOS

NEW APPLICATION ENTERED

Feb 03, 2026

Code NWAP

APPLICATION FILING RECEIPT MAILED

Feb 03, 2026

Code MAFR

What usually happens from here

Of the 3,127 marks on the USPTO register that reached application extension granted/receipt provided:

Registered29% (899)

Abandoned35% (1,089)

Still pending36% (1,139)

Historical frequencies across the whole register, not a prediction about this mark. The outcome of any one application depends on what is filed and when.

Other Marks by Definium Therapeutics US, Inc.

Additional USPTO filings from the same owner.

WIR

WIRED FOR WORRY

99915398

Definium Therapeutics US, Inc.

PENDING

NEU

NEUPLIXO

99742999

Definium Therapeutics US, Inc.

PENDING

ADL

ADLIZA

50077884

Definium Therapeutics US, Inc.

PENDING

NUE

NUEVDI

99743004

Definium Therapeutics US, Inc.

PENDING

Other Marks in Class 005 — Pharmaceuticals, medical & veterinary preparations

Recently filed and registered marks in the same international class.

DEF

DEFINIUM

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DEF

DEFINIUM THERAPEUTICS

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Additional USPTO filings handled by the same attorney of record.

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DEFINIUM

What to file next

Full Goods & Services

Filing Basis & Declarations

International Filings

What usually happens from here

Other Marks by Definium Therapeutics US, Inc.

Other Marks in Class 005 — Pharmaceuticals, medical & veterinary preparations

Other Marks by John Paul Oleksiuk

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