Who owns the I KNOW YOU DON'T trademark?

The I KNOW YOU DON'T trademark is owned by Dolphin Hat Games LLC.

What class is the I KNOW YOU DON'T trademark registered in?

The I KNOW YOU DON'T trademark is registered in Class 028 (Games, toys & sporting goods).

What is the serial number for I KNOW YOU DON'T?

The USPTO serial number for I KNOW YOU DON'T is 98839426.

What is the registration number for I KNOW YOU DON'T?

I KNOW YOU DON'T is registered under USPTO registration number 8235353.

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Home Search: I KNOW YOU DON'TI KNOW YOU DON'T #98839426

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Updated Sep 27, 2026·41 searches this week

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USPTO Trademark Record

REGISTERED

I KNOW YOU DON'T

SN 98839426·Reg 8235353·Filed Nov 06, 2024

Owner Dolphin Hat Games LLC

Games, toys and playthings; video game apparatus; gymnastic and sporting articles; decorations for Christmas trees.

I KNOW YOU DON'T (Serial No. 98839426), Registration No. 8235353, is a registered US trademark filed on Nov 06, 2024 by Dolphin Hat Games LLC. This trademark covers Class 028 (Games, toys & sporting goods).

early section 8: April 28, 2032

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Full conflict analysis for I KNOW YOU DON'T (SN 98839426) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

I KNOW YOU DON'T (Reg. #8235353) is a registered US trademark that has been protecting its owner, Dolphin Hat Games LLC, since 2024. The mark covers Class 028 (Games, toys & sporting goods). Goods and services include Games, toys and playthings; video game apparatus; gymnastic and sporting articles; decorations for Christmas trees.. The mark faced 1 opposition proceeding during prosecution.

FILED

Nov 06, 2024

SERIAL

98839426

REG#

8235353

REGISTERED

Apr 28, 2026

Filing Information

StatusREGISTERED

Filing DateNov 06, 2024

Serial Number98839426

Registration No.8235353

Registration DateApr 28, 2026

Status DateApr 28, 2026

Published for OppositionJun 10, 2025

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 028Games, toys & sporting goods

US codes: 022, 023, 038, 050

First use anywhere: Jul 01, 2025

First use in commerce: Jul 01, 2025

Games, toys and playthings; video game apparatus; gymnastic and sporting articles; decorations for Christmas trees.

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 28, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Apr 28, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Apr 08, 2026

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Apr 08, 2026

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Apr 01, 2026

CASE ASSIGNED TO INTENT TO USE PARALEGAL

STATEMENT OF USE PROCESSING COMPLETE

Apr 01, 2026

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

Oct 02, 2025

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Oct 02, 2025

USE AMENDMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Sep 30, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Jun 10, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 10, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 04, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

May 07, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

May 05, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 02, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Nov 06, 2024

NEW APPLICATION ENTERED

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