Who owns the OPTIMALSTACK trademark?

The OPTIMALSTACK trademark is owned by Optimal Labs, LLC.

What class is the OPTIMALSTACK trademark registered in?

The OPTIMALSTACK trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations).

What is the serial number for OPTIMALSTACK?

The USPTO serial number for OPTIMALSTACK is 99354143.

What is the registration number for OPTIMALSTACK?

OPTIMALSTACK is registered under USPTO registration number 8219651.

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Home Search: OPTIMALSTACKOPTIMALSTACK #99354143

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Updated Oct 1, 2026·12 searches this week

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USPTO Trademark Record

REGISTERED

OPTIMALSTACK

SN 99354143·Reg 8219651·Filed Aug 24, 2025

Owner Optimal Labs, LLC

Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and substances adapted for medical or veterinary purposes, food for babies; dietary supplements for human beings and animals; adhesive plasters, materials for dressings; material for filling teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides.

OPTIMALSTACK (Serial No. 99354143), Registration No. 8219651, is a registered US trademark filed on Aug 24, 2025 by Optimal Labs, LLC. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations).

early section 8: April 21, 2032

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Mark Intelligence

OPTIMALSTACK (Reg. #8219651) is a registered US trademark that has been protecting its owner, Optimal Labs, LLC, since 2025. The mark covers Class 005 (Pharmaceuticals, medical & veterinary preparations). Goods and services include Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and subs.... The mark faced 1 opposition proceeding during prosecution.

FILED

Aug 24, 2025

SERIAL

99354143

REG#

8219651

REGISTERED

Apr 21, 2026

Filing Information

StatusREGISTERED

Filing DateAug 24, 2025

Serial Number99354143

Registration No.8219651

Registration DateApr 21, 2026

Status DateApr 21, 2026

Published for OppositionMar 03, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 005Pharmaceuticals, medical & veterinary preparations

US codes: 005, 006, 018, 044, 046, 051, 052

First use anywhere: Oct 25, 2024

First use in commerce: Apr 11, 2025

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

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Status History

16 events

REGISTERED-PRINCIPAL REGISTER

Apr 21, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Apr 21, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Mar 03, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 03, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 25, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 04, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Feb 03, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 03, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Feb 03, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO EXAMINER

Jan 08, 2026

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Jan 08, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jan 08, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jan 08, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION ENTERED

Aug 24, 2025

NEW APPLICATION ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 24, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Aug 24, 2025

APPLICATION FILING RECEIPT MAILED

Other Marks by Optimal Labs, LLC

Additional USPTO filings from the same owner.

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OPTIMALAMINO

90266466

Optimal Labs, LLC

REGISTERED

OPTIMALSTACK

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