Who owns the FOURSEMI trademark?

The FOURSEMI trademark is owned by Shanghai FourSemi Semiconductor Co., Ltd..

What class is the FOURSEMI trademark registered in?

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

What is the serial number for FOURSEMI?

The USPTO serial number for FOURSEMI is 99760163.

What is the registration number for FOURSEMI?

FOURSEMI is registered under USPTO registration number 8532807.

FOU

FOURSEMI

REGISTERED

Serial: 99760163
Reg: 8532807
Filed: Apr 13, 2026
Owner: Shanghai FourSemi Semiconductor Co., Ltd.

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.

What to file next

Section 8 declaration of continued use

When: Due between the fifth and sixth anniversary of registration.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed Section 8 cancels the registration, and there is no revival route for it.

How the Section 8 deadline works

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 009Electronics, software & scientific instruments

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

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

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Status History

10 events

REGISTERED-PRINCIPAL REGISTER

Nov 03, 2026

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Nov 03, 2026

Code NRCC

PUBLISHED FOR OPPOSITION

Sep 15, 2026

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 15, 2026

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 09, 2026

Code NONP

ASSIGNED TO EXAMINER

Aug 20, 2026

Code DOCK

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 20, 2026

Code CNSA

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 30, 2026

Code NWOS

NEW APPLICATION ENTERED

Apr 13, 2026

Code NWAP

APPLICATION FILING RECEIPT MAILED

Apr 13, 2026

Code MAFR

Other Marks by Shanghai FourSemi Semiconductor Co., Ltd.

Additional USPTO filings from the same owner.

LOG

LogoMark

99760170

Shanghai FourSemi Semiconductor Co., Ltd.

REGISTERED

Other Marks by Jason A. Murphy

Additional USPTO filings handled by the same attorney of record.

LOG

LogoMark

99760170

REGISTERED

SMA

SMARTEE

79280226

REGISTERED

EZW

EZWEST

88756329

REGISTERED

VOL

VOLCANO FORCE

79282366

REGISTERED

FOURSEMI

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks by Shanghai FourSemi Semiconductor Co., Ltd.

Other Marks by Jason A. Murphy

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