Who owns the ENTROPY trademark?

The ENTROPY trademark is owned by Fisher, Kyle.

What class is the ENTROPY trademark registered in?

The ENTROPY trademark is registered in Class 041 (Education & entertainment services).

What is the serial number for ENTROPY?

The USPTO serial number for ENTROPY is 86390209.

What is the registration number for ENTROPY?

ENTROPY is registered under USPTO registration number 4723400.

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ENT

USPTO Trademark Record

REGISTERED

ENTROPY

SN 86390209·Reg 4723400·Filed Sep 10, 2014

Owner Fisher, Kyle

Education; providing of training; entertainment; sporting and cultural activities.

ENTROPY (Serial No. 86390209), Registration No. 4723400, is a registered US trademark filed on Sep 10, 2014 by Fisher, Kyle. This trademark covers Class 041 (Education & entertainment services).

Section 8/9 declaration window: April 23, 2035

Conflict Analysis

Full conflict analysis for ENTROPY (SN 86390209) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

ENTROPY (Reg. #4723400) is a registered US trademark that has been protecting its owner, Fisher, Kyle, since 2014. The mark covers Class 041 (Education & entertainment services). Goods and services include Education; providing of training; entertainment; sporting and cultural activities.. The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 10, 2014

SERIAL

86390209

REG#

4723400

REGISTERED

Apr 21, 2015

Filing Information

StatusREGISTERED

Filing DateSep 10, 2014

Serial Number86390209

Registration No.4723400

Registration DateApr 21, 2015

Status DateJan 07, 2026

Published for OppositionFeb 03, 2015

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: May 10, 2014

First use in commerce: May 10, 2014

Education; providing of training; entertainment; sporting and cultural activities.

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

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Status History

30 events

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

May 08, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

May 08, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

May 08, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

May 08, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jan 07, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Jan 07, 2026

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jan 07, 2026

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Jan 07, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS SECTION 8 & 9 RECEIVED

Sep 29, 2025

TEAS SECTION 8 & 9 RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Apr 21, 2024

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

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

Feb 22, 2022

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Feb 22, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Feb 22, 2022

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Feb 22, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 02, 2022

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Feb 02, 2022

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Feb 02, 2022

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

TEAS SECTION 8 & 15 RECEIVED

Oct 18, 2021

TEAS SECTION 8 & 15 RECEIVED

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Apr 21, 2020

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 03, 2017

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Apr 21, 2015

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Feb 03, 2015

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 03, 2015

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jan 28, 2015

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jan 28, 2015

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 14, 2015

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 23, 2014

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Dec 22, 2014

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 18, 2014

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 13, 2014

NEW APPLICATION ENTERED

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