Who owns the ASSUMESTAR trademark?

The ASSUMESTAR trademark is owned by Linchang Chen.

What class is the ASSUMESTAR trademark registered in?

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

What is the serial number for ASSUMESTAR?

The USPTO serial number for ASSUMESTAR is 99709735.

What is the registration number for ASSUMESTAR?

ASSUMESTAR is registered under USPTO registration number 8500331.

ASS

USPTO Trademark Record

REGISTERED

ASSUMESTAR

SN 99709735·Reg 8500331·Filed Mar 18, 2026

Owner Linchang Chen

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.

ASSUMESTAR (Serial No. 99709735), Registration No. 8500331, is a registered US trademark filed on Mar 18, 2026 by Linchang Chen. This trademark covers Class 009 (Electronics, software & scientific instruments).

early section 8: October 13, 2032

Mark Intelligence

ASSUMESTAR (Reg. #8500331) is a registered US trademark that has been protecting its owner, Linchang Chen, since 2026. 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

Mar 18, 2026

SERIAL

99709735

REG#

8500331

REGISTERED

Oct 13, 2026

Owner

Applicant

Linchang Chen

Entity

Individual

Address

No. 18, Group 3, Mengcun, Shatian Village, Tangbu Town, Teng County, Wuzhou, Guangxi, 543300

Country

Attorney

NameJames C. Partridge

Docket

20260311-803

Address

149 Commonwealth Dr, Suite 1042, Menlo Park, CA 94025, United States

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Filing Information

StatusREGISTERED

Filing DateMar 18, 2026

Serial Number99709735

Registration No.8500331

Registration DateOct 13, 2026

Status DateOct 13, 2026

Published for OppositionAug 25, 2026

Mark TypeStandard characters

Attorney Docket20260311-803

Status DescriptionLive and registered

Filing Signals

FILED

2026

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

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

First use anywhere: Feb 11, 2026

First use in commerce: Feb 11, 2026

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

Status History

10 events

REGISTERED-PRINCIPAL REGISTER

Oct 13, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Oct 13, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Aug 25, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 25, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 19, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Jul 29, 2026

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 29, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 28, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Mar 18, 2026

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Mar 18, 2026

APPLICATION FILING RECEIPT MAILED

ASSUMESTAR

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