Who owns the CHSOS trademark?

The CHSOS trademark is owned by Society for Simulation in Healthcare.

What class is the CHSOS trademark registered in?

The CHSOS trademark is registered in Class B (Class NaN).

What is the serial number for CHSOS?

The USPTO serial number for CHSOS is 87870891.

What is the registration number for CHSOS?

CHSOS is registered under USPTO registration number 5803169.

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Updated Oct 7, 2026·36 searches this week

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CHS

USPTO Trademark Record

REGISTERED

CHSOS

SN 87870891·Reg 5803169·Filed Apr 10, 2018

Owner Society for Simulation in Healthcare

CHSOS (Serial No. 87870891), Registration No. 5803169, is a registered US trademark filed on Apr 10, 2018 by Society for Simulation in Healthcare. This trademark covers Class B (Class NaN).

Section 8/9 declaration window: July 16, 2029

Mark Intelligence

CHSOS (Reg. #5803169) is a registered US trademark that has been protecting its owner, Society for Simulation in Healthcare, since 2018. The mark covers Class B (Class NaN). The mark faced 1 opposition proceeding during prosecution.

FILED

Apr 10, 2018

SERIAL

87870891

REG#

5803169

REGISTERED

Jul 16, 2019

Filing Information

StatusREGISTERED

Filing DateApr 10, 2018

Serial Number87870891

Registration No.5803169

Registration DateJul 16, 2019

Status DateOct 27, 2025

Published for OppositionApr 30, 2019

Filing Basis & Declarations

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

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 00BClass 0

US codes: B

This description is as filed with the USPTO and defines the scope of trademark protection.

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Status History

21 events

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

Oct 27, 2025

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

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

Oct 27, 2025

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 20, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 16, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 15 RECEIVED

Jun 16, 2025

TEAS SECTION 8 & 15 RECEIVED

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

Jul 16, 2024

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

REGISTERED-PRINCIPAL REGISTER

Jul 16, 2019

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Apr 30, 2019

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 30, 2019

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 10, 2019

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO LIE

Mar 22, 2019

ASSIGNED TO LIE

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 01, 2019

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Feb 07, 2019

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Feb 07, 2019

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 07, 2019

CORRESPONDENCE RECEIVED IN LAW OFFICE

PRIORITY ACTION WRITTEN

Aug 07, 2018

PRIORITY ACTION WRITTEN

PRIORITY ACTION E-MAILED

Aug 07, 2018

PRIORITY ACTION E-MAILED

NOTIFICATION OF PRIORITY ACTION E-MAILED

Aug 07, 2018

NOTIFICATION OF PRIORITY ACTION E-MAILED

ASSIGNED TO EXAMINER

Jul 26, 2018

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 19, 2018

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Apr 13, 2018

NEW APPLICATION ENTERED

Other Marks by Society for Simulation in Healthcare

Additional USPTO filings from the same owner.

CER

CERTIFIED HEALTHCARE SIMULATION OPERATIONS SPECIALIST-ADVANCED

99023932

Society for Simulation in Healthcare

REGISTERED

SSH

SSH SOCIETY FOR SIMULATION IN HEALTHCARE

88053517

Society for Simulation in Healthcare

REGISTERED

SOC

SOCIETY FOR SIMULATION IN HEALTHCARE

88053522

Society for Simulation in Healthcare

REGISTERED

CHS

CHSE

86110614

Society for Simulation in Healthcare

REGISTERED

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