Who owns the QIAISILOR trademark?

The QIAISILOR trademark is owned by Tengwang Liu.

What class is the QIAISILOR trademark registered in?

The QIAISILOR trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for QIAISILOR?

The USPTO serial number for QIAISILOR is 99388753.

What is the registration number for QIAISILOR?

QIAISILOR is registered under USPTO registration number 8221010.

QIA

USPTO Trademark Record

REGISTERED

QIAISILOR

SN 99388753·Reg 8221010·Filed Sep 11, 2025

Owner Tengwang Liu

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.

QIAISILOR (Serial No. 99388753), Registration No. 8221010, is a registered US trademark filed on Sep 11, 2025 by Tengwang Liu. This trademark covers Class 009 (Electronics, software & scientific instruments).

early section 8: April 21, 2032

Mark Intelligence

QIAISILOR (Reg. #8221010) is a registered US trademark that has been protecting its owner, Tengwang Liu, since 2025. The mark covers Class 009 (Electronics, software & scientific instruments). Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 11, 2025

SERIAL

99388753

REG#

8221010

REGISTERED

Apr 21, 2026

Owner

Applicant

Tengwang Liu

Entity

Individual

Address

Group 1, Niuling Village, Caopandi Town, Yingshan County, Huanggang, Hubei, 438700

Country

Attorney

NameJustin Brown

Law firm

Justin Brown BROWN BROTHERS LAW, LLP

Address

1827 Harley Drive, Ann Arbor, MI 48103, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusREGISTERED

Filing DateSep 11, 2025

Serial Number99388753

Registration No.8221010

Registration DateApr 21, 2026

Status DateApr 21, 2026

Published for OppositionMar 03, 2026

Mark TypeStandard characters

Status DescriptionLive and registered

Filing Signals

FILED

2025

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

Search 14M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

First use anywhere: Jul 22, 2025

First use in commerce: Jul 22, 2025

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

Status History

10 events

REGISTERED-PRINCIPAL REGISTER

Apr 21, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Apr 21, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Mar 03, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 03, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 25, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Feb 05, 2026

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 05, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Feb 04, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 11, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Sep 11, 2025

APPLICATION FILING RECEIPT MAILED

QIAISILOR

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Other Marks by Justin Brown

Resources

Company