Who owns the THESEUS AI trademark?

The THESEUS AI trademark is owned by Brainfund.

What class is the THESEUS AI trademark registered in?

The THESEUS AI trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for THESEUS AI?

The USPTO serial number for THESEUS AI is 99147851.

What is the registration number for THESEUS AI?

THESEUS AI is registered under USPTO registration number 0.

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Home Search: THESEUS AITHESEUS AI #99147851

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Updated Oct 5, 2026·34 searches this week

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THE

USPTO Trademark Record

PENDING

THESEUS AI

SN 99147851·Reg 0·Filed Apr 21, 2025

Owner Brainfund

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.

THESEUS AI (Serial No. 99147851), Registration No. 0, is a pending US trademark filed on Apr 21, 2025 by Brainfund. This trademark covers Class 042 (Scientific, technology & SaaS services).

Office Action response: October 10, 20264 days remaining

Mark Intelligence

THESEUS AI (Reg. #0) is a pending US trademark that was filed in 2025 and is currently under USPTO examination. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research....

FILED

Apr 21, 2025

SERIAL

99147851

REG#

Filing Information

StatusPENDING

Filing DateApr 21, 2025

Serial Number99147851

Registration No.0

Status DateJul 10, 2026

Mark TypeStandard characters

Status DescriptionLive and pending, final refusal mailed

Filing Basis & Declarations

Standard Characters Claimed

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

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

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Status History

17 events

FINAL REFUSAL WRITTEN

Jul 10, 2026

FINAL REFUSAL WRITTEN

FINAL REFUSAL E-MAILED

Jul 10, 2026

FINAL REFUSAL E-MAILED

NOTIFICATION OF FINAL REFUSAL EMAILED

Jul 10, 2026

NOTIFICATION OF FINAL REFUSAL EMAILED

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

Jun 08, 2026

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Dec 06, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 06, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 06, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

SUSPENSION LETTER WRITTEN

Dec 06, 2025

SUSPENSION LETTER WRITTEN

LETTER OF SUSPENSION E-MAILED

Dec 06, 2025

LETTER OF SUSPENSION E-MAILED

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Dec 06, 2025

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

NON-FINAL ACTION WRITTEN

Nov 07, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Nov 07, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Nov 07, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Sep 14, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 28, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Apr 21, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Apr 21, 2025

APPLICATION FILING RECEIPT MAILED

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