Who owns the C3 trademark?

The C3 trademark is owned by Bryant Stephen James.

What class is the C3 trademark registered in?

The C3 trademark is registered in Class 040 (Treatment & processing of materials).

What is the serial number for C3?

The USPTO serial number for C3 is 99130389.

What is the registration number for C3?

C3 is registered under USPTO registration number 8227638.

Sealvo

Home Search: C3C3 #99130389

Back

Updated Sep 30, 2026·32 searches this week

View on USPTO TSDR Find similar marks

USPTO Trademark Record

REGISTERED

C3

SN 99130389·Reg 8227638·Filed Apr 10, 2025

Owner Bryant Stephen James

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

C3 (Serial No. 99130389), Registration No. 8227638, is a registered US trademark filed on Apr 10, 2025 by Bryant Stephen James. This trademark covers Class 040 (Treatment & processing of materials).

early section 8: April 28, 2032

Conflict Analysis

Full conflict analysis for C3 (SN 99130389) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

C3 (Reg. #8227638) is a registered US trademark that has been protecting its owner, Bryant Stephen James, since 2025. The mark covers Class 040 (Treatment & processing of materials). Goods and services include Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food a.... The mark faced 1 opposition proceeding during prosecution.

FILED

Apr 10, 2025

SERIAL

99130389

REG#

8227638

REGISTERED

Apr 28, 2026

Filing Information

StatusREGISTERED

Filing DateApr 10, 2025

Serial Number99130389

Registration No.8227638

Registration DateApr 28, 2026

Status DateApr 28, 2026

Published for OppositionMar 10, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 040Treatment & processing of materials

US codes: 100, 103, 106

First use anywhere: Mar 01, 2025

First use in commerce: Mar 01, 2025

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

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

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

May 01, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

WITHDRAWAL OF ATTORNEY GRANTED

May 01, 2026

WITHDRAWAL OF ATTORNEY GRANTED

REGISTERED-PRINCIPAL REGISTER

Apr 28, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Apr 28, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Mar 10, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 10, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 04, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 17, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS REQUEST FOR RECONSIDERATION RECEIVED

Feb 12, 2026

TEAS REQUEST FOR RECONSIDERATION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 12, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Feb 12, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

FINAL REFUSAL WRITTEN

Nov 25, 2025

FINAL REFUSAL WRITTEN

FINAL REFUSAL E-MAILED

Nov 25, 2025

FINAL REFUSAL E-MAILED

NOTIFICATION OF FINAL REFUSAL EMAILED

Nov 25, 2025

NOTIFICATION OF FINAL REFUSAL EMAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Nov 10, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Nov 10, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Nov 10, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO EXAMINER

Sep 07, 2025

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Sep 07, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Sep 07, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Sep 07, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 20, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Apr 10, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Apr 10, 2025

APPLICATION FILING RECEIPT MAILED

Other Marks in Class 040 — Treatment & processing of materials

Recently filed and registered marks in the same international class.

79254863

C 3 LIMITED

ABANDONED

78894449

C3 International, LLC

ABANDONED

C3T

C3 TECH

99018023

C3 Office Solutions LLC

REGISTERED

C3T

C3 TECHNOLOGY

77642780

Good Earthkeeping Organization, Inc.

REGISTERED

C3

Run a conflict check

Other Marks in Class 040 — Treatment & processing of materials

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company