Who owns the SIDELINE SIBLING LEAGUE trademark?

The SIDELINE SIBLING LEAGUE trademark is owned by Martelli Adventures.

What class is the SIDELINE SIBLING LEAGUE trademark registered in?

The SIDELINE SIBLING LEAGUE trademark is registered in Class 016 (Paper goods, books & stationery), Class 025 (Clothing, footwear & headgear).

What is the serial number for SIDELINE SIBLING LEAGUE?

The USPTO serial number for SIDELINE SIBLING LEAGUE is 99149603.

What is the registration number for SIDELINE SIBLING LEAGUE?

SIDELINE SIBLING LEAGUE is registered under USPTO registration number 8426333.

SID

USPTO Trademark Record

REGISTERED

SIDELINE SIBLING LEAGUE

SN 99149603·Reg 8426333·Filed Apr 22, 2025

Owner Martelli Adventures

Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furniture; adhesives for stationery or household purposes; drawing materials and materials for artists; paintbrushes; instructional and teaching materials; plastic sheets, films and bags for wrapping and packaging; printers' type, printing blocks.; Clothing, footwear, headwear.

SIDELINE SIBLING LEAGUE (Serial No. 99149603), Registration No. 8426333, is a registered US trademark filed on Apr 22, 2025 by Martelli Adventures. This trademark covers Class 016 (Paper goods, books & stationery), Class 025 (Clothing, footwear & headgear).

early section 8: September 01, 2032

Mark Intelligence

SIDELINE SIBLING LEAGUE (Reg. #8426333) is a registered US trademark that has been protecting its owner, Martelli Adventures, since 2025. The mark covers Class 016 (Paper goods, books & stationery) and Class 025 (Clothing, footwear & headgear) respectively. Goods and services include Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furnitu.... The mark faced 1 opposition proceeding during prosecution.

FILED

Apr 22, 2025

SERIAL

99149603

REG#

8426333

REGISTERED

Sep 01, 2026

Owner

Applicant

Martelli Adventures

Entity

LLC

State

Address

8921 Southern Orchard Rd N, Davie, FL, 33328

Country

Attorney

NameAARON CLARK GOLDENBERG

Law firm

AARON CLARK GOLDENBERG THE RAPACKE LAW GROUP, P.A.

Address

3750 Birch Terrace, Davie, FL 33330, United States

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Filing Information

StatusREGISTERED

Filing DateApr 22, 2025

Serial Number99149603

Registration No.8426333

Registration DateSep 01, 2026

Status DateSep 01, 2026

Published for OppositionOct 14, 2025

Mark TypeStandard characters

Status DescriptionLive and registered

Filing Signals

FILED

2025

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 016Paper goods, books & stationery

US codes: 002, 005, 022, 023, 029, 037, 038, 050

First use anywhere: May 16, 2026

First use in commerce: May 16, 2026

Class 025Clothing, footwear & headgear

US codes: 022, 039

First use anywhere: May 16, 2026

First use in commerce: May 16, 2026

Clothing, footwear, headwear.

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

Status History

16 events

REGISTERED-PRINCIPAL REGISTER

Sep 01, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Sep 01, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Aug 08, 2026

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Aug 08, 2026

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

STATEMENT OF USE PROCESSING COMPLETE

Jul 28, 2026

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

May 27, 2026

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

May 27, 2026

USE AMENDMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Dec 09, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Oct 14, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Oct 14, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Oct 08, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Sep 15, 2025

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 15, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION ENTERED

Apr 22, 2025

NEW APPLICATION ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 22, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Apr 22, 2025

APPLICATION FILING RECEIPT MAILED

SIDELINE SIBLING LEAGUE

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