Who owns the SIGNIFICANT OTHER trademark?

The SIGNIFICANT OTHER trademark is owned by The Line II Pty Ltd.

What class is the SIGNIFICANT OTHER trademark registered in?

The SIGNIFICANT OTHER trademark is registered in Class 025 (Clothing, footwear & headgear).

What is the serial number for SIGNIFICANT OTHER?

The USPTO serial number for SIGNIFICANT OTHER is 79254919.

What is the registration number for SIGNIFICANT OTHER?

SIGNIFICANT OTHER is registered under USPTO registration number 5870651.

Sealvo

Home Search: SIGNIFICANT OTHERSIGNIFICANT OTHER #79254919

Back

Updated Sep 27, 2026·29 searches this week

View on USPTO TSDR Find similar marks

SIG

USPTO Trademark Record

REGISTERED

SIGNIFICANT OTHER

SN 79254919·Reg 5870651·Filed Feb 26, 2019

Owner The Line II Pty Ltd

Clothing, footwear, headwear.

SIGNIFICANT OTHER (Serial No. 79254919), Registration No. 5870651, is a registered US trademark filed on Feb 26, 2019 by The Line II Pty Ltd. This trademark covers Class 025 (Clothing, footwear & headgear).

Section 8/9 declaration window: October 01, 2029

Conflict Analysis

Full conflict analysis for SIGNIFICANT OTHER (SN 79254919) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

SIGNIFICANT OTHER (Reg. #5870651) is a registered US trademark that has been protecting its owner, The Line II Pty Ltd, since 2019. The mark covers Class 025 (Clothing, footwear & headgear). Goods and services include Clothing, footwear, headwear.. The mark faced 1 opposition proceeding during prosecution.

FILED

Feb 26, 2019

SERIAL

79254919

REG#

5870651

REGISTERED

Oct 01, 2019

Filing Information

StatusREGISTERED

Filing DateFeb 26, 2019

Serial Number79254919

Registration No.5870651

Registration DateOct 01, 2019

Status DateNov 18, 2025

Published for OppositionJul 16, 2019

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 025Clothing, footwear & headgear

US codes: 022, 039

Clothing, footwear, headwear.

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

26 events

REGISTERED-SEC.71 ACCEPTED

Nov 18, 2025

REGISTERED-SEC.71 ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

Nov 18, 2025

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 17, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 71 RECEIVED

Jul 23, 2025

TEAS SECTION 71 RECEIVED

CHANGE OF NAME/ADDRESS REC'D FROM IB

Jul 10, 2020

CHANGE OF NAME/ADDRESS REC'D FROM IB

FINAL DECISION TRANSACTION PROCESSED BY IB

Feb 14, 2020

FINAL DECISION TRANSACTION PROCESSED BY IB

FINAL DISPOSITION PROCESSED

Jan 25, 2020

FINAL DISPOSITION PROCESSED

FINAL DISPOSITION NOTICE SENT TO IB

Jan 25, 2020

FINAL DISPOSITION NOTICE SENT TO IB

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Jan 01, 2020

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

REGISTERED-PRINCIPAL REGISTER

Oct 01, 2019

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jul 16, 2019

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Jun 26, 2019

NOTICE OF PUBLICATION

ASSIGNED TO LIE

Jun 10, 2019

ASSIGNED TO LIE

REFUSAL PROCESSED BY IB

Jun 01, 2019

REFUSAL PROCESSED BY IB

APPROVED FOR PUB - PRINCIPAL REGISTER

May 28, 2019

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

May 27, 2019

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 26, 2019

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

May 26, 2019

CORRESPONDENCE RECEIVED IN LAW OFFICE

REFUSAL PROCESSED BY MPU

May 15, 2019

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

May 15, 2019

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

May 08, 2019

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

ASSIGNED TO EXAMINER

May 07, 2019

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

May 07, 2019

NON-FINAL ACTION WRITTEN

APPLICATION FILING RECEIPT MAILED

Apr 02, 2019

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 27, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Mar 21, 2019

SN ASSIGNED FOR SECT 66A APPL FROM IB

Other Marks by The Line II Pty Ltd

Additional USPTO filings from the same owner.

ACL

ACLER

79373646

The Line II Pty Ltd

REGISTERED

SIG

SIGNIFICANT OTHER

79373647

The Line II Pty Ltd

REGISTERED

ACL

ACLER

79176084

The Line II Pty Ltd

REGISTERED

ACL

ACLER

99888551

The Line II Pty Ltd

PENDING

Other Marks in Class 025 — Clothing, footwear & headgear

Recently filed and registered marks in the same international class.

SIG

SIGNIFICANT ADERERROR

79409255

FIVE SPACE CO., LTD

REGISTERED

SIG

SIGNIFICANT ONE

98658743

White, Lucille

REGISTERED

ADE

ADERERROR SIGNIFICANT

79394357

FIVE SPACE CO., LTD

REGISTERED

SIG

SIGNIFICANT PROBLEMS

86141155

Malave, Kristopher

REGISTERED

Other Marks by Katherine Koenig

Additional USPTO filings handled by the same attorney of record.

ISB

ISBA

79435894

REGISTERED

ARC

ARCHIE BROTHERS

99275637

REGISTERED

STE

STEWARDS OF WATER

86874041

REGISTERED

THE

THE QUEEN OF CONFIDENCE

79272924

REGISTERED

SIGNIFICANT OTHER

Run a conflict check

Other Marks by The Line II Pty Ltd

Other Marks in Class 025 — Clothing, footwear & headgear

Other Marks by Katherine Koenig

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company