Who owns the EIGSO trademark?

The EIGSO trademark is owned by CAI, ZIYU.

What class is the EIGSO trademark registered in?

The EIGSO trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for EIGSO?

The USPTO serial number for EIGSO is 87756100.

What is the registration number for EIGSO?

EIGSO is registered under USPTO registration number 5545058.

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EIG

USPTO Trademark Record

REGISTERED

EIGSO

SN 87756100·Reg 5545058·Filed Jan 16, 2018

Owner CAI, ZIYU

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

EIGSO (Serial No. 87756100), Registration No. 5545058, is a registered US trademark filed on Jan 16, 2018 by CAI, ZIYU. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

Section 8/9 declaration window: August 21, 2028

Conflict Analysis

Full conflict analysis for EIGSO (SN 87756100) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

EIGSO (Reg. #5545058) is a registered US trademark that has been protecting its owner, CAI, ZIYU, since 2018. The mark covers Class 011 (Lighting, heating, cooling & sanitary apparatus). Goods and services include Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jan 16, 2018

SERIAL

87756100

REG#

5545058

REGISTERED

Aug 21, 2018

Filing Information

StatusREGISTERED

Filing DateJan 16, 2018

Serial Number87756100

Registration No.5545058

Registration DateAug 21, 2018

Status DateMar 22, 2025

Published for OppositionJun 05, 2018

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 031, 034

First use anywhere: Dec 15, 2017

First use in commerce: Dec 15, 2017

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

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

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Status History

20 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 22, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Mar 22, 2025

REGISTERED - SEC. 8 (6-YR) ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Mar 22, 2025

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

TEAS SECTION 8 RECEIVED

Aug 10, 2024

TEAS SECTION 8 RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Aug 08, 2024

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Aug 08, 2024

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Aug 08, 2024

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 08, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Aug 08, 2024

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 08, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Aug 21, 2023

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

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Aug 07, 2019

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

REGISTERED-PRINCIPAL REGISTER

Aug 21, 2018

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jun 05, 2018

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 05, 2018

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

May 16, 2018

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 27, 2018

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Apr 26, 2018

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 27, 2018

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jan 19, 2018

NEW APPLICATION ENTERED

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