Who owns the WI-SUN trademark?

The WI-SUN trademark is owned by Wi-SUN Alliance, Inc..

What class is the WI-SUN trademark registered in?

The WI-SUN trademark is registered in Class 035 (Advertising, business management & retail services).

What is the serial number for WI-SUN?

The USPTO serial number for WI-SUN is 87040617.

What is the registration number for WI-SUN?

WI-SUN is registered under USPTO registration number 5109338.

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Home Search: WI-SUNWI-SUN #87040617

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Updated Sep 28, 2026·18 searches this week

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WIS

USPTO Trademark Record

REGISTERED

WI-SUN

SN 87040617·Reg 5109338·Filed May 17, 2016

Owner Wi-SUN Alliance, Inc.

Advertising; business management, organization and administration; office functions.

WI-SUN (Serial No. 87040617), Registration No. 5109338, is a registered US trademark filed on May 17, 2016 by Wi-SUN Alliance, Inc.. This trademark covers Class 035 (Advertising, business management & retail services).

Section 8/9 declaration window: December 29, 2036

Conflict Analysis

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Mark Intelligence

WI-SUN (Reg. #5109338) is a registered US trademark that has been protecting its owner, Wi-SUN Alliance, Inc., since 2016. The mark covers Class 035 (Advertising, business management & retail services). Goods and services include Advertising; business management, organization and administration; office functions.. The mark faced 1 opposition proceeding during prosecution.

FILED

May 17, 2016

SERIAL

87040617

REG#

5109338

REGISTERED

Dec 27, 2016

Filing Information

StatusREGISTERED

Filing DateMay 17, 2016

Serial Number87040617

Registration No.5109338

Registration DateDec 27, 2016

Status DateMar 31, 2026

Published for OppositionOct 11, 2016

Filing Basis & Declarations

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

International Filings

Madrid Protocol1 filings

This mark has 1 Madrid Protocol filing on record with the USPTO.

1310668

480Jun 07, 2016

Source: USPTO Madrid International Filing Requests

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 035Advertising, business management & retail services

US codes: 100, 101, 102

First use anywhere: Mar 31, 2012

First use in commerce: Mar 31, 2012

Advertising; business management, organization and administration; office functions.

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

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Status History

29 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 31, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Mar 31, 2026

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Mar 31, 2026

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Mar 31, 2026

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

TEAS SECTION 8 & 9 RECEIVED

Jan 20, 2026

TEAS SECTION 8 & 9 RECEIVED

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

Dec 27, 2025

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Oct 24, 2024

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Oct 24, 2024

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Oct 24, 2024

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Oct 24, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Oct 24, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jan 10, 2023

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Jan 10, 2023

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

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

Jan 10, 2023

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

TEAS SECTION 8 & 15 RECEIVED

Jun 23, 2022

TEAS SECTION 8 & 15 RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Feb 01, 2022

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Feb 01, 2022

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Feb 01, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Feb 01, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Feb 01, 2022

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Dec 27, 2021

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

REGISTERED-PRINCIPAL REGISTER

Dec 27, 2016

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Oct 11, 2016

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Oct 11, 2016

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 21, 2016

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 02, 2016

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Aug 31, 2016

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 23, 2016

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

May 20, 2016

NEW APPLICATION ENTERED

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