Who owns the MEMDUAL trademark?

The MEMDUAL trademark is owned by Membrane Solutions(Nantong) Co., Ltd..

What class is the MEMDUAL trademark registered in?

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

What is the serial number for MEMDUAL?

The USPTO serial number for MEMDUAL is 98757613.

What is the registration number for MEMDUAL?

MEMDUAL is registered under USPTO registration number 8249156.

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Updated Sep 19, 2026·15 searches this week

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USPTO Trademark Record

REGISTERED

MEMDUAL

SN 98757613·Reg 8249156·Filed Sep 18, 2024

Owner Membrane Solutions(Nantong) Co., Ltd.

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.

MEMDUAL (Serial No. 98757613), Registration No. 8249156, is a registered US trademark filed on Sep 18, 2024 by Membrane Solutions(Nantong) Co., Ltd.. This trademark covers Class 042 (Scientific, technology & SaaS services).

early section 8: May 12, 2032

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Mark Intelligence

MEMDUAL (Reg. #8249156) is a registered US trademark that has been protecting its owner, Membrane Solutions(Nantong) Co., Ltd., 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

Sep 18, 2024

SERIAL

98757613

REG#

8249156

REGISTERED

May 12, 2026

Filing Information

StatusREGISTERED

Filing DateSep 18, 2024

Serial Number98757613

Registration No.8249156

Registration DateMay 12, 2026

Status DateMay 12, 2026

Published for OppositionMar 24, 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

34 events

REGISTERED-PRINCIPAL REGISTER

May 12, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

May 12, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Mar 24, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 24, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 18, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

EXAMINERS AMENDMENT -WRITTEN

Feb 27, 2026

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Feb 27, 2026

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Feb 27, 2026

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Feb 27, 2026

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 27, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Feb 25, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 25, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Feb 25, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

PETITION TO DIRECTOR - CHANGE BASIS - GRANTED

Feb 23, 2026

PETITION TO DIRECTOR - CHANGE BASIS - GRANTED

NOTICE OF ALLOWANCE CANCELLED

Feb 23, 2026

NOTICE OF ALLOWANCE CANCELLED

CASE RETURNED TO EXAMINATION

Feb 23, 2026

CASE RETURNED TO EXAMINATION

PREVIOUS ALLOWANCE COUNT WITHDRAWN

Feb 23, 2026

PREVIOUS ALLOWANCE COUNT WITHDRAWN

NON-FINAL ACTION WRITTEN

Feb 23, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Feb 23, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Feb 23, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO PETITION STAFF

Feb 19, 2026

ASSIGNED TO PETITION STAFF

TEAS PETITION TO AMEND BASIS RECEIVED

Dec 17, 2025

TEAS PETITION TO AMEND BASIS RECEIVED

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

Dec 15, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 15, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Dec 15, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Dec 15, 2025

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Jun 17, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Apr 22, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 22, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 16, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Mar 26, 2025

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 26, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 25, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 18, 2024

NEW APPLICATION ENTERED

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