Who owns the 4BK trademark?

The 4BK trademark is owned by 4biddenknowledge Inc..

What class is the 4BK trademark registered in?

The 4BK trademark is registered in Class 035 (Advertising, business management & retail services).

What is the serial number for 4BK?

The USPTO serial number for 4BK is 98857376.

What is the registration number for 4BK?

4BK is registered under USPTO registration number 7880214.

Sealvo

Home Search: 4BK4BK #98857376

Back

Updated Sep 18, 2026·17 searches this week

View on USPTO TSDR Find similar marks

4BK

USPTO Trademark Record

REGISTERED

4BK

SN 98857376·Reg 7880214·Filed Nov 16, 2024

Owner 4biddenknowledge Inc.

Advertising; business management, organization and administration; office functions.

4BK (Serial No. 98857376), Registration No. 7880214, is a registered US trademark filed on Nov 16, 2024 by 4biddenknowledge Inc.. This trademark covers Class 035 (Advertising, business management & retail services).

early section 8: August 05, 2031

Conflict Analysis

Full conflict analysis for 4BK (SN 98857376) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

4BK (Reg. #7880214) is a registered US trademark that has been protecting its owner, 4biddenknowledge Inc., since 2024. The mark covers Class 035 (Advertising, business management & retail services). Goods and services include Advertising; business management, organization and administration; office functions.. The mark faced 1 opposition proceeding during prosecution.

FILED

Nov 16, 2024

SERIAL

98857376

REG#

7880214

REGISTERED

Aug 05, 2025

Filing Information

StatusREGISTERED

Filing DateNov 16, 2024

Serial Number98857376

Registration No.7880214

Registration DateAug 05, 2025

Status DateAug 05, 2025

Published for OppositionJun 17, 2025

Filing Basis & Declarations

Filed as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 035Advertising, business management & retail services

US codes: 100, 101, 102

First use anywhere: Jul 11, 2024

First use in commerce: Jul 11, 2024

Advertising; business management, organization and administration; office functions.

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

10 events

REGISTERED-PRINCIPAL REGISTER

Aug 05, 2025

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Aug 05, 2025

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Jun 17, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 17, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 11, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

May 13, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

May 09, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 08, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NOTICE OF DESIGN SEARCH CODE E-MAILED

May 08, 2025

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION ENTERED

Nov 16, 2024

NEW APPLICATION ENTERED

Other Marks by 4biddenknowledge Inc.

Additional USPTO filings from the same owner.

BIO

BIO-HACK YOUR BEST LIFE

98854120

4biddenknowledge Inc.

REGISTERED

4BI

4BIDDEN CONSCIOUS AWARDS

98857371

4biddenknowledge Inc.

REGISTERED

4BI

4BIDDENKNOWLEDGE

88801941

4biddenknowledge Inc.

REGISTERED

ANU

ANUNNAKI

99496733

4biddenknowledge Inc

PENDING

Other Marks by Rexford Brabson

Additional USPTO filings handled by the same attorney of record.

GRE

GREAT AGE - LONG LIFE - LONGEVITY

98855018

REGISTERED

OVE

OVERTURE

97622492

REGISTERED

SLA

SLAYER ANTHOLOGY

97731926

REGISTERED

TER

TERRA NOSSA BAKERY

88706372

REGISTERED

4BK

Run a conflict check

Other Marks by 4biddenknowledge Inc.

Other Marks by Rexford Brabson

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company