Who owns the EXOSTEM trademark?

The EXOSTEM trademark is owned by GrassWorx, LLC.

What class is the EXOSTEM trademark registered in?

The EXOSTEM trademark is registered in Class 027 (Carpets, rugs, mats & floor coverings).

What is the serial number for EXOSTEM?

The USPTO serial number for EXOSTEM is 99039370.

What is the registration number for EXOSTEM?

EXOSTEM is registered under USPTO registration number 0.

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Home Search: EXOSTEMEXOSTEM #99039370

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Updated Sep 17, 2026·35 searches this week

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USPTO Trademark Record

PENDING

EXOSTEM

SN 99039370·Reg 0·Filed Feb 12, 2025

Owner GrassWorx, LLC

Carpets, rugs, mats and matting, linoleum and other materials for covering existing floors; wall hangings, not of textile.

EXOSTEM (Serial No. 99039370), Registration No. 0, is a pending US trademark filed on Feb 12, 2025 by GrassWorx, LLC. This trademark covers Class 027 (Carpets, rugs, mats & floor coverings).

Statement of Use due: October 28, 202641 days remaining

Conflict Analysis

Full conflict analysis for EXOSTEM (SN 99039370) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

EXOSTEM (Reg. #0) is a pending US trademark that was filed in 2025 and is currently under USPTO examination. The mark covers Class 027 (Carpets, rugs, mats & floor coverings). Goods and services include Carpets, rugs, mats and matting, linoleum and other materials for covering existing floors; wall hangings, not of textil.... The mark faced 1 opposition proceeding during prosecution.

FILED

Feb 12, 2025

SERIAL

99039370

REG#

REGISTERED

Dec 31, 1969

Filing Information

StatusPENDING

Filing DateFeb 12, 2025

Serial Number99039370

Registration No.0

Registration DateDec 31, 1969

Status DateApr 27, 2026

Published for OppositionSep 02, 2025

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 027Carpets, rugs, mats & floor coverings

US codes: 019, 020, 037, 042, 050

Carpets, rugs, mats and matting, linoleum and other materials for covering existing floors; wall hangings, not of textile.

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

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Status History

17 events

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Apr 28, 2026

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

Apr 27, 2026

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 1 FILED

Apr 27, 2026

SOU EXTENSION 1 FILED

SOU EXTENSION 1 GRANTED

Apr 27, 2026

SOU EXTENSION 1 GRANTED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Oct 28, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Sep 02, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 02, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 27, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

EXAMINERS AMENDMENT -WRITTEN

Jul 29, 2025

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jul 29, 2025

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jul 29, 2025

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jul 29, 2025

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 29, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Jul 21, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 09, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Feb 12, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Feb 12, 2025

APPLICATION FILING RECEIPT MAILED

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EXOSTEM

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