Who owns the ELNSIVO trademark?

The ELNSIVO trademark is owned by Liu Guiying.

What class is the ELNSIVO trademark registered in?

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

What is the serial number for ELNSIVO?

The USPTO serial number for ELNSIVO is 88044040.

What is the registration number for ELNSIVO?

ELNSIVO is registered under USPTO registration number 5871124.

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Updated Sep 27, 2026·20 searches this week

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ELN

USPTO Trademark Record

REGISTERED

ELNSIVO

SN 88044040·Reg 5871124·Filed Jul 19, 2018

Owner Liu Guiying

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

ELNSIVO (Serial No. 88044040), Registration No. 5871124, is a registered US trademark filed on Jul 19, 2018 by Liu Guiying. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

Section 8/9 declaration window: October 01, 2029

Conflict Analysis

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Mark Intelligence

ELNSIVO (Reg. #5871124) is a registered US trademark that has been protecting its owner, Liu Guiying, 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

Jul 19, 2018

SERIAL

88044040

REG#

5871124

REGISTERED

Oct 01, 2019

Filing Information

StatusREGISTERED

Filing DateJul 19, 2018

Serial Number88044040

Registration No.5871124

Registration DateOct 01, 2019

Status DateJun 18, 2026

Published for OppositionJul 16, 2019

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: Apr 10, 2018

First use in commerce: Apr 10, 2018

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

25 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 18, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Jun 18, 2026

REGISTERED - SEC. 8 (6-YR) ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Jun 18, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

TEAS SECTION 8 RECEIVED

Mar 06, 2026

TEAS SECTION 8 RECEIVED

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

Oct 01, 2024

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

REGISTERED-PRINCIPAL REGISTER

Oct 01, 2019

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jul 16, 2019

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 16, 2019

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 26, 2019

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jun 12, 2019

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 10, 2019

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO LIE

May 23, 2019

ASSIGNED TO LIE

CORRESPONDENCE RECEIVED IN LAW OFFICE

May 23, 2019

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

May 23, 2019

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS PETITION TO REVIVE RECEIVED

May 17, 2019

TEAS PETITION TO REVIVE RECEIVED

PETITION TO REVIVE-GRANTED

May 17, 2019

PETITION TO REVIVE-GRANTED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 17, 2019

TEAS RESPONSE TO OFFICE ACTION RECEIVED

NOTICE OF REVIVAL - E-MAILED

May 17, 2019

NOTICE OF REVIVAL - E-MAILED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

May 17, 2019

TEAS CHANGE OF CORRESPONDENCE RECEIVED

ASSIGNED TO EXAMINER

Nov 07, 2018

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Nov 07, 2018

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Nov 07, 2018

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Nov 07, 2018

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 24, 2018

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jul 23, 2018

NEW APPLICATION ENTERED

Other Marks by Liu Guiying

Additional USPTO filings from the same owner.

BIL

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ELN

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90140728

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HAC

HACHIAC

90093798

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REGISTERED

RUO

RUOYSUN

90208783

LIU, GUIYING

REGISTERED

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TOB

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