Who owns the K4 trademark?

The K4 trademark is owned by K4, LLC.

What is the serial number for K4?

The USPTO serial number for K4 is 90436380.

What is the registration number for K4?

K4 is registered under USPTO registration number 6573623.

Sealvo

Home Search: K4K4 #90436380

Back

Updated Oct 19, 2026·12 searches this week

View on USPTO TSDR Find similar marks

USPTO Trademark Record

REGISTERED

K4

Q: What class is the K4 trademark registered in?

The K4 trademark is registered in Class 025 (Clothing, footwear & headgear), Class 041 (Education & entertainment services).

SN 90436380·Reg 6573623·Filed Dec 31, 2020

Owner K4, LLC

Clothing, footwear, headwear.; Education; providing of training; entertainment; sporting and cultural activities.

K4 (Serial No. 90436380), Registration No. 6573623, is a registered US trademark filed on Dec 31, 2020 by K4, LLC. This trademark covers Class 025 (Clothing, footwear & headgear), Class 041 (Education & entertainment services).

early section 8: November 30, 2027

Mark Intelligence

K4 (Reg. #6573623) is a registered US trademark that has been protecting its owner, K4, LLC, since 2020. The mark covers Class 025 (Clothing, footwear & headgear) and Class 041 (Education & entertainment services) respectively. Goods and services include Clothing, footwear, headwear.; Education; providing of training; entertainment; sporting and cultural activities.. The mark faced 1 opposition proceeding during prosecution.

FILED

Dec 31, 2020

SERIAL

90436380

REG#

6573623

REGISTERED

Nov 30, 2021

Filing Information

StatusREGISTERED

Filing DateDec 31, 2020

Serial Number90436380

Registration No.6573623

Registration DateNov 30, 2021

Status DateNov 30, 2021

Published for OppositionSep 14, 2021

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 025Clothing, footwear & headgear

US codes: 022, 039

First use anywhere: Feb 17, 2019

First use in commerce: Jun 03, 2019

Clothing, footwear, headwear.

Class 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: Feb 17, 2019

First use in commerce: May 18, 2019

Education; providing of training; entertainment; sporting and cultural activities.

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

24 events

REGISTERED-PRINCIPAL REGISTER

Nov 30, 2021

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Sep 14, 2021

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 14, 2021

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 26, 2021

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Aug 10, 2021

LAW OFFICE PUBLICATION REVIEW COMPLETED

EXAMINERS AMENDMENT -WRITTEN

Aug 09, 2021

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Aug 09, 2021

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Aug 09, 2021

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Aug 09, 2021

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 09, 2021

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO LIE

Aug 09, 2021

ASSIGNED TO LIE

PREVIOUS ALLOWANCE COUNT WITHDRAWN

Aug 06, 2021

PREVIOUS ALLOWANCE COUNT WITHDRAWN

WITHDRAWN FROM PUB - OG REVIEW QUERY

Aug 03, 2021

WITHDRAWN FROM PUB - OG REVIEW QUERY

EXAMINERS AMENDMENT -WRITTEN

Jul 16, 2021

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jul 16, 2021

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jul 16, 2021

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jul 16, 2021

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 16, 2021

APPROVED FOR PUB - PRINCIPAL REGISTER

NON-FINAL ACTION WRITTEN

Jul 14, 2021

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jul 14, 2021

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jul 14, 2021

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Jul 08, 2021

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 26, 2021

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jan 04, 2021

NEW APPLICATION ENTERED

Other Marks by K4, LLC

Additional USPTO filings from the same owner.

K4Q

K4 QUATUOR DOMOS REGIS

90436700

K4, LLC

REGISTERED

Other Marks in Class 025 — Clothing, footwear & headgear

Recently filed and registered marks in the same international class.

END

ENDEAVOUR J K4

74047276

J Class Management, Inc.

REGISTERED

K4Q

K4 QUATUOR DOMOS REGIS

90436700

K4, LLC

REGISTERED

DOT

"DOTTIE MAE" K4 S 229150

87919888

CROUL, JOHN V.

REGISTERED

Other Marks by Dean Sheldon Serwin

Additional USPTO filings handled by the same attorney of record.

LUC

LUCY RAE

99703861

REGISTERED

HEI

HEIR WAVE

87773059

REGISTERED

LUC

LUCY RAE

99702318

REGISTERED

SAF

SAFEGUARD YOUR MEMORIES

88413744

REGISTERED

K4

Run a conflict check

Other Marks by K4, LLC

Other Marks in Class 025 — Clothing, footwear & headgear

Other Marks by Dean Sheldon Serwin

Get pre-filing clearance

Search 14M+ trademarks

Resources

Company