Who owns the WSI trademark?

The WSI trademark is owned by WSI Technologies, Inc..

What is the serial number for WSI?

The USPTO serial number for WSI is 74188494.

What is the registration number for WSI?

WSI is registered under USPTO registration number 1715435.

Sealvo

Home Search: WSIWSI #74188494

Back

Updated Sep 23, 2026·35 searches this week

View on USPTO TSDR Find similar marks

WSI

USPTO Trademark Record

ABANDONED

WSI

Q: What class is the WSI trademark registered in?

The WSI trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus), Class 037 (Construction, installation & repair services).

SN 74188494·Reg 1715435·Filed Jul 25, 1991

Owner WSI Technologies, Inc.

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.; Construction services; installation and repair services; mining extraction, oil and gas drilling.

WSI (Serial No. 74188494), Registration No. 1715435, is a abandoned US trademark filed on Jul 25, 1991 by WSI Technologies, Inc.. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus), Class 037 (Construction, installation & repair services).

Conflict Analysis

Full conflict analysis for WSI (SN 74188494) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

WSI (Reg. #1715435) is an abandoned US trademark that was filed in 1991 but has since been abandoned. The mark covers Class 011 (Lighting, heating, cooling & sanitary apparatus) and Class 037 (Construction, installation & repair services) respectively. 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 25, 1991

SERIAL

74188494

REG#

1715435

REGISTERED

Sep 15, 1992

Filing Information

StatusABANDONED

Filing DateJul 25, 1991

Serial Number74188494

Registration No.1715435

Registration DateSep 15, 1992

Status DateJun 21, 2003

Published for OppositionJun 23, 1992

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: 034

First use anywhere: Jan 16, 1991

First use in commerce: Jun 19, 1991

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

Class 037Construction, installation & repair services

US codes: 103

First use anywhere: Jun 03, 1991

First use in commerce: Jun 03, 1991

Construction services; installation and repair services; mining extraction, oil and gas drilling.

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

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

13 events

CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9

Jun 21, 2003

CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Jan 15, 1999

REGISTERED - SEC. 8 (6-YR) ACCEPTED

REGISTERED - SEC. 8 (6-YR) FILED

Sep 18, 1998

REGISTERED - SEC. 8 (6-YR) FILED

REGISTERED-PRINCIPAL REGISTER

Sep 15, 1992

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jun 23, 1992

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

May 22, 1992

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 04, 1992

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINER'S AMENDMENT MAILED

Mar 02, 1992

EXAMINER'S AMENDMENT MAILED

PREVIOUS ALLOWANCE COUNT WITHDRAWN

Feb 28, 1992

PREVIOUS ALLOWANCE COUNT WITHDRAWN

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 25, 1992

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 30, 1991

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Dec 04, 1991

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Nov 08, 1991

ASSIGNED TO EXAMINER

Other Marks by WSI Technologies, Inc.

Additional USPTO filings from the same owner.

WSI

74052484

WSI Technologies, Inc.

ABANDONED

Other Marks by Kenneth Solomon

Additional USPTO filings handled by the same attorney of record.

CON

CONVERSE

78634875

OTHERS

BRI

BRIDGE-IT

78975213

ABANDONED

SAV

SAVE ON SIGHT

74553868

ABANDONED

BLA

BLACKBERRY BOOKS

75112709

ABANDONED

WSI

Run a conflict check

Other Marks by WSI Technologies, Inc.

Other Marks by Kenneth Solomon

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company