Who owns the SISTERTH trademark?

The SISTERTH trademark is owned by Shenzhen Sister Digital Technology Co.,Ltd.

What class is the SISTERTH trademark registered in?

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

What is the serial number for SISTERTH?

The USPTO serial number for SISTERTH is 98647345.

What is the registration number for SISTERTH?

SISTERTH is registered under USPTO registration number 8216272.

SISTERTH - Owned by Shenzhen Sister Digital Technology Co.,Ltd - (Class 009)

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

First use anywhere: Apr 10, 2025

First use in commerce: Apr 10, 2025

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.

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

Filing Basis & Declarations

Use Application CurrentlyTrademark

Status History

23 events

REGISTERED-PRINCIPAL REGISTER

Apr 14, 2026

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Apr 14, 2026

Code NRCC

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Mar 21, 2026

Code CNPR

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Mar 21, 2026

Code SUNA

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Mar 15, 2026

Code AITU

STATEMENT OF USE PROCESSING COMPLETE

Mar 15, 2026

Code SUPC

TEAS STATEMENT OF USE RECEIVED

Sep 08, 2025

Code EISU

USE AMENDMENT FILED

Sep 08, 2025

Code IUAF

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Sep 02, 2025

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 02, 2025

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 02, 2025

Code TCCA

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Sep 02, 2025

Code EWAF

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Apr 22, 2025

Code NOAM

PUBLISHED FOR OPPOSITION

Feb 25, 2025

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 25, 2025

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 19, 2025

Code NONP

ASSIGNED TO LIE

Feb 06, 2025

Code ALIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Feb 06, 2025

Code PREV

ASSIGNED TO EXAMINER

Feb 04, 2025

Code DOCK

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 04, 2025

Code CNSA

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Feb 03, 2025

Code NWOS

NOTICE OF DESIGN SEARCH CODE E-MAILED

Feb 03, 2025

Code MDSC

NEW APPLICATION ENTERED

Jul 14, 2024

Code NWAP

Other Marks by Tanner Lucas Castro

Additional USPTO filings handled by the same attorney of record.

GLO

GLOWBIE

99207378

REGISTERED

PUR

PURPUR ISLAND

99202992

REGISTERED

JAU

JAULAORS

98678770

REGISTERED

JOY

JOYPICBOOTH

98932469

REGISTERED

SISTERTH

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks by Tanner Lucas Castro

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Industries

USPTO Deadlines

Compare

Resources

Company

Exceptions