Who owns the BLOCKTRAINS trademark?

The BLOCKTRAINS trademark is owned by QuptoAI, Inc..

What class is the BLOCKTRAINS trademark registered in?

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

What is the serial number for BLOCKTRAINS?

The USPTO serial number for BLOCKTRAINS is 99137091.

What is the registration number for BLOCKTRAINS?

BLOCKTRAINS is registered under USPTO registration number 0.

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Home Search: BLOCKTRAINSBLOCKTRAINS #99137091

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Updated Oct 17, 2026·36 searches this week

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USPTO Trademark Record

PENDING

BLOCKTRAINS

SN 99137091·Reg 0·Filed Apr 15, 2025

Owner QuptoAI, Inc.

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.

BLOCKTRAINS (Serial No. 99137091), Registration No. 0, is a pending US trademark filed on Apr 15, 2025 by QuptoAI, Inc.. This trademark covers Class 042 (Scientific, technology & SaaS services).

Statement of Use due: November 05, 202619 days remaining

Mark Intelligence

BLOCKTRAINS (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.... The mark faced 1 opposition proceeding during prosecution.

FILED

Apr 15, 2025

SERIAL

99137091

REG#

Filing Information

StatusPENDING

Filing DateApr 15, 2025

Serial Number99137091

Registration No.0

Status DateMay 05, 2026

Published for OppositionMar 10, 2026

Mark TypeStandard characters

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

15 events

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

May 05, 2026

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Mar 10, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 10, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 04, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 11, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Jan 09, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jan 08, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 08, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION WRITTEN

Oct 14, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Oct 14, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Oct 14, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Oct 08, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 06, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Apr 15, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Apr 15, 2025

APPLICATION FILING RECEIPT MAILED

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