Who owns the CHACMPEP trademark?

The CHACMPEP trademark is owned by RJK Biopharma Inc..

What class is the CHACMPEP trademark registered in?

The CHACMPEP trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for CHACMPEP?

The USPTO serial number for CHACMPEP is 98630309.

What is the registration number for CHACMPEP?

CHACMPEP is registered under USPTO registration number 8227163.

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Home Search: CHACMPEPCHACMPEP #98630309

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Updated Sep 18, 2026·35 searches this week

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CHA

USPTO Trademark Record

REGISTERED

CHACMPEP

SN 98630309·Reg 8227163·Filed Jul 02, 2024

Owner RJK Biopharma Inc.

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

CHACMPEP (Serial No. 98630309), Registration No. 8227163, is a registered US trademark filed on Jul 02, 2024 by RJK Biopharma Inc.. This trademark covers Class 042 (Scientific, technology & SaaS services).

early section 8: April 28, 2032

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Mark Intelligence

CHACMPEP (Reg. #8227163) is a registered US trademark that has been protecting its owner, RJK Biopharma Inc., since 2024. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 2 opposition proceedings during prosecution.

FILED

Jul 02, 2024

SERIAL

98630309

REG#

8227163

REGISTERED

Apr 28, 2026

Filing Information

StatusREGISTERED

Filing DateJul 02, 2024

Serial Number98630309

Registration No.8227163

Registration DateApr 28, 2026

Status DateApr 28, 2026

Published for OppositionMar 10, 2026

Filing Basis & Declarations

Standard Characters Claimed

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

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

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Status History

25 events

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

CASE RETURNED TO EXAMINATION

Jan 07, 2026

CASE RETURNED TO EXAMINATION

JURISDICTION RESTORED TO EXAMINING ATTORNEY

Jan 06, 2026

JURISDICTION RESTORED TO EXAMINING ATTORNEY

PETITION TO DIRECTOR - CHANGE BASIS - GRANTED

Jan 06, 2026

PETITION TO DIRECTOR - CHANGE BASIS - GRANTED

ASSIGNED TO PETITION STAFF

Jan 05, 2026

ASSIGNED TO PETITION STAFF

NOTICE OF ALLOWANCE CANCELLED

Nov 13, 2025

NOTICE OF ALLOWANCE CANCELLED

TEAS PETITION TO AMEND BASIS RECEIVED

Nov 11, 2025

TEAS PETITION TO AMEND BASIS RECEIVED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

May 13, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 18, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

PUBLISHED FOR OPPOSITION

Mar 18, 2025

PUBLISHED FOR OPPOSITION

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 12, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 26, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Feb 21, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 21, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Feb 21, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

NON-FINAL ACTION WRITTEN

Feb 09, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Feb 09, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Feb 09, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Jan 21, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 14, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jul 02, 2024

NEW APPLICATION ENTERED

Other Marks by RJK Biopharma Inc.

Additional USPTO filings from the same owner.

CHA

CHACM PEP

98630286

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REGISTERED

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CHACM PEP

98630293

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REGISTERED

RJK

RJKBIO

98630207

RJK Biopharma Inc.

REGISTERED

RJK

RJKBIO

98630243

RJK Biopharma Inc.

REGISTERED

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Additional USPTO filings handled by the same attorney of record.

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98844784

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NEE

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98309257

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