Who owns the ENTROPY EFFECT trademark?

The ENTROPY EFFECT trademark is owned by Chengdu Gedou Technology Co., Ltd..

What class is the ENTROPY EFFECT trademark registered in?

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

What is the serial number for ENTROPY EFFECT?

The USPTO serial number for ENTROPY EFFECT is 99565573.

What is the registration number for ENTROPY EFFECT?

ENTROPY EFFECT is registered under USPTO registration number 8529144.

ENTROPY EFFECT - Owned by Chengdu Gedou 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: Dec 10, 2025

First use in commerce: Dec 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

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Status History

15 events

REGISTERED-PRINCIPAL REGISTER

Nov 03, 2026

Code R.PR

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

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 16, 2026

Code CNSA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 30, 2026

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 30, 2026

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 30, 2026

Code TEME

NON-FINAL ACTION WRITTEN

May 06, 2026

Code CNRT

NON-FINAL ACTION E-MAILED

May 06, 2026

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

May 06, 2026

Code GNRN

ASSIGNED TO EXAMINER

Apr 27, 2026

Code DOCK

NEW APPLICATION ENTERED

Dec 24, 2025

Code NWAP

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 24, 2025

Code NWOS

APPLICATION FILING RECEIPT MAILED

Dec 24, 2025

Code MAFR

Other Marks by Chengdu Gedou Technology Co., Ltd.

Additional USPTO filings from the same owner.

ENT

ENTROPY EFFECT

99565571

Chengdu Gedou Technology Co., Ltd.

REGISTERED

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Other Marks by Norman Van Treeck

Additional USPTO filings handled by the same attorney of record.

ENT

ENTROPY EFFECT

99565571

REGISTERED

USK

USKOY

99400219

REGISTERED

JEE

JEELPEM

99743737

REGISTERED

NOG

NOGAIEC

99748964

REGISTERED

ENTROPY EFFECT

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks by Chengdu Gedou Technology Co., Ltd.

Other Marks in Class 009 — Electronics, software & scientific instruments

Other Marks by Norman Van Treeck

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