Who owns the CSO trademark?

The CSO trademark is owned by Arizona Technology Council Foundation.

What class is the CSO trademark registered in?

The CSO trademark is registered in Class 200 (Class 200).

What is the serial number for CSO?

The USPTO serial number for CSO is 88627879.

What is the registration number for CSO?

CSO is registered under USPTO registration number 6234844.

Sealvo

Home Search: CSOCSO #88627879

Back

Updated Sep 26, 2026·18 searches this week

View on USPTO TSDR Find similar marks

CSO

USPTO Trademark Record

REGISTERED

CSO

SN 88627879·Reg 6234844·Filed Sep 23, 2019

Owner Arizona Technology Council Foundation

CSO (Serial No. 88627879), Registration No. 6234844, is a registered US trademark filed on Sep 23, 2019 by Arizona Technology Council Foundation. This trademark covers Class 200 (Class 200).

Renewal window: December 29, 202693 days remaining

Conflict Analysis

Full conflict analysis for CSO (SN 88627879) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

CSO (Reg. #6234844) is a registered US trademark that has been protecting its owner, Arizona Technology Council Foundation, since 2019. The mark covers Class 200 (Class 200). The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 23, 2019

SERIAL

88627879

REG#

6234844

REGISTERED

Dec 29, 2020

Filing Information

StatusREGISTERED

Filing DateSep 23, 2019

Serial Number88627879

Registration No.6234844

Registration DateDec 29, 2020

Status DateDec 29, 2020

Published for OppositionFeb 04, 2020

Filing Basis & Declarations

Standard Characters ClaimedUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 200Class 200

US codes: 200

First use anywhere: Jun 30, 2016

First use in commerce: Jun 30, 2016

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

17 events

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

Dec 29, 2025

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

REGISTERED-PRINCIPAL REGISTER

Dec 29, 2020

REGISTERED-PRINCIPAL REGISTER

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Nov 24, 2020

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Nov 21, 2020

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

ASSIGNED TO EXAMINER

Oct 29, 2020

ASSIGNED TO EXAMINER

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Oct 08, 2020

CASE ASSIGNED TO INTENT TO USE PARALEGAL

STATEMENT OF USE PROCESSING COMPLETE

Oct 08, 2020

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

Sep 23, 2020

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Sep 23, 2020

USE AMENDMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Mar 31, 2020

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Feb 04, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 04, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 15, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 27, 2019

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Dec 21, 2019

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 27, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 26, 2019

NEW APPLICATION ENTERED

Other Marks by Arizona Technology Council Foundation

Additional USPTO filings from the same owner.

ARI

ARIZONA SCITECH FESTIVAL

85909839

Arizona Technology Council Foundation

REGISTERED

LOG

LogoMark

85909856

Arizona Technology Council Foundation

REGISTERED

CSO

CSO CHIEF SCIENCE OFFICERS TRANSFORMING THE VOICES OF SCIENCE

86974864

Arizona Technology Council Foundation

REGISTERED

CSO

CSO ORGANIZATION

88675819

Arizona Technology Council Foundation

REGISTERED

Other Marks in Class 200 — Class 200

Recently filed and registered marks in the same international class.

CSO

CSO ORGANIZATION

88675819

Arizona Technology Council Foundation

REGISTERED

CSO

CSO MEMBER SCHOOL

88627868

Arizona Technology Council Foundation

REGISTERED

Other Marks by Ray K. Harris

Additional USPTO filings handled by the same attorney of record.

SAN

SANTAS SECRET

90704501

REGISTERED

CSO

CSO ORGANIZATION

88675819

REGISTERED

CSO

CSO MEMBER SCHOOL

88627868

REGISTERED

FLE

FLEXLIGHT

88944745

ABANDONED

CSO

Run a conflict check

Other Marks by Arizona Technology Council Foundation

Other Marks in Class 200 — Class 200

Other Marks by Ray K. Harris

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company