Who owns the SIGMATRON trademark?

The SIGMATRON trademark is owned by SigmaTron International, Inc..

What class is the SIGMATRON trademark registered in?

The SIGMATRON trademark is registered in Class 040 (Treatment & processing of materials).

What is the serial number for SIGMATRON?

The USPTO serial number for SIGMATRON is 77430662.

What is the registration number for SIGMATRON?

SIGMATRON is registered under USPTO registration number 3520173.

Sealvo

Home Search: SIGMATRONSIGMATRON #77430662

Back

Updated Sep 18, 2026·28 searches this week

View on USPTO TSDR Find similar marks

SIG

USPTO Trademark Record

REGISTERED

SIGMATRON

SN 77430662·Reg 3520173·Filed Mar 25, 2008

Owner SigmaTron International, Inc.

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

SIGMATRON (Serial No. 77430662), Registration No. 3520173, is a registered US trademark filed on Mar 25, 2008 by SigmaTron International, Inc.. This trademark covers Class 040 (Treatment & processing of materials).

Section 8/9 declaration window: October 23, 2028

Conflict Analysis

Full conflict analysis for SIGMATRON (SN 77430662) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

SIGMATRON (Reg. #3520173) is a registered US trademark that has been protecting its owner, SigmaTron International, Inc., since 2008. The mark covers Class 040 (Treatment & processing of materials). Goods and services include Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food a.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 25, 2008

SERIAL

77430662

REG#

3520173

REGISTERED

Oct 21, 2008

Filing Information

StatusREGISTERED

Filing DateMar 25, 2008

Serial Number77430662

Registration No.3520173

Registration DateOct 21, 2008

Status DateNov 18, 2017

Published for OppositionAug 05, 2008

Filing Basis & Declarations

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

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 040Treatment & processing of materials

US codes: 100, 103, 106

First use anywhere: May 12, 1987

First use in commerce: May 12, 1987

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

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

24 events

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Feb 24, 2021

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Feb 17, 2021

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 18, 2017

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Nov 18, 2017

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Nov 18, 2017

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Nov 18, 2017

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

TEAS SECTION 8 & 9 RECEIVED

Oct 23, 2017

TEAS SECTION 8 & 9 RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Oct 23, 2017

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Oct 21, 2017

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 07, 2013

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Nov 07, 2013

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

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

Nov 07, 2013

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

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

Oct 22, 2013

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

TEAS SECTION 8 & 15 RECEIVED

Oct 22, 2013

TEAS SECTION 8 & 15 RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Oct 20, 2010

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Oct 21, 2008

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Aug 05, 2008

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Jul 16, 2008

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 02, 2008

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO LIE

Jul 02, 2008

ASSIGNED TO LIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jul 02, 2008

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO EXAMINER

Jun 27, 2008

ASSIGNED TO EXAMINER

NOTICE OF PSEUDO MARK MAILED

Mar 29, 2008

NOTICE OF PSEUDO MARK MAILED

NEW APPLICATION ENTERED

Mar 28, 2008

NEW APPLICATION ENTERED

Other Marks by SigmaTron International, Inc.

Additional USPTO filings from the same owner.

SIG

SIGMATRON INTERNATIONAL SCORE

85858340

SIGMATRON INTERNATIONAL, INC.

REGISTERED

SIG

SIGMATRON INTERNATIONAL PDR PRODUCTION DRIVEN REPLENISHMENT

85858353

SIGMATRON INTERNATIONAL, INC.

REGISTERED

ONE

ONE SOURCE. GLOBAL OPTIONS.

85832406

SIGMATRON INTERNATIONAL, INC.

REGISTERED

SIG

SIGMATRON

77430680

SigmaTron International, Inc.

REGISTERED

Other Marks in Class 040 — Treatment & processing of materials

Recently filed and registered marks in the same international class.

SIG

SIGMATRON

74550556

SigmaTron International, Inc.

ABANDONED

Other Marks by Charles A. Semmelhack

Additional USPTO filings handled by the same attorney of record.

PRO

PROJECT WILDBIRD

76634736

REGISTERED

CHI

CHICAGO PROUD

87358434

REGISTERED

SIG

SIGMATRON INTERNATIONAL SCORE

85858340

REGISTERED

SIG

SIGMATRON INTERNATIONAL PDR PRODUCTION DRIVEN REPLENISHMENT

85858353

REGISTERED

SIGMATRON

Run a conflict check

Other Marks by SigmaTron International, Inc.

Other Marks in Class 040 — Treatment & processing of materials

Other Marks by Charles A. Semmelhack

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company