Who owns the CHAD trademark?

The CHAD trademark is owned by BIRKO Corporation.

What is the serial number for CHAD?

The USPTO serial number for CHAD is 86087599.

What is the registration number for CHAD?

CHAD is registered under USPTO registration number 4655145.

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Updated Sep 16, 2026·33 searches this week

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CHA

USPTO Trademark Record

REGISTERED

CHAD

Q: What class is the CHAD trademark registered in?

The CHAD trademark is registered in Class 037 (Construction, installation & repair services), Class 040 (Treatment & processing of materials).

SN 86087599·Reg 4655145·Filed Oct 09, 2013

Owner BIRKO Corporation

Construction services; installation and repair services; mining extraction, oil and gas drilling.; Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

CHAD (Serial No. 86087599), Registration No. 4655145, is a registered US trademark filed on Oct 09, 2013 by BIRKO Corporation. This trademark covers Class 037 (Construction, installation & repair services), Class 040 (Treatment & processing of materials).

Section 8/9 declaration window: December 18, 2034

Conflict Analysis

Full conflict analysis for CHAD (SN 86087599) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

CHAD (Reg. #4655145) is a registered US trademark that has been protecting its owner, BIRKO Corporation, since 2013. The mark covers Class 037 (Construction, installation & repair services) and Class 040 (Treatment & processing of materials) respectively. Goods and services include Construction services; installation and repair services; mining extraction, oil and gas drilling.; Treatment of material.... The mark faced 1 opposition proceeding during prosecution.

FILED

Oct 09, 2013

SERIAL

86087599

REG#

4655145

REGISTERED

Dec 16, 2014

Filing Information

StatusREGISTERED

Filing DateOct 09, 2013

Serial Number86087599

Registration No.4655145

Registration DateDec 16, 2014

Status DateApr 04, 2025

Published for OppositionSep 30, 2014

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 037Construction, installation & repair services

US codes: 100, 103, 106

First use anywhere: Aug 01, 2011

First use in commerce: Aug 01, 2011

Construction services; installation and repair services; mining extraction, oil and gas drilling.

Class 040Treatment & processing of materials

US codes: 100, 103, 106

First use anywhere: Aug 01, 2011

First use in commerce: Aug 01, 2011

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.

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Status History

48 events

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

May 04, 2026

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 05, 2025

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Apr 04, 2025

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Apr 04, 2025

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Apr 04, 2025

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Mar 21, 2025

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

Mar 20, 2025

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Mar 19, 2025

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

Feb 04, 2025

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jan 30, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Oct 08, 2024

TEAS SECTION 8 & 9 RECEIVED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jul 31, 2024

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 31, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 31, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jul 31, 2024

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jul 04, 2024

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Dec 16, 2023

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Aug 02, 2023

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jul 19, 2023

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jul 12, 2023

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jan 21, 2022

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 21, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 21, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jun 04, 2021

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 04, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 04, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 30, 2021

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Mar 30, 2021

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Mar 30, 2021

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

TEAS SECTION 8 & 15 RECEIVED

Dec 16, 2020

TEAS SECTION 8 & 15 RECEIVED

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Dec 16, 2019

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Feb 04, 2016

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Dec 16, 2014

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Sep 30, 2014

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 30, 2014

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 10, 2014

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Aug 26, 2014

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 21, 2014

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 11, 2014

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Aug 11, 2014

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO LIE

Jul 29, 2014

ASSIGNED TO LIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 23, 2014

TEAS RESPONSE TO OFFICE ACTION RECEIVED

NON-FINAL ACTION WRITTEN

Jan 24, 2014

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jan 24, 2014

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jan 24, 2014

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Jan 23, 2014

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 17, 2013

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Oct 12, 2013

NEW APPLICATION ENTERED

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