SIGNWHO

LIVE

Serial Number

99813315

Owner

Particular Ltd

Attorney

Sang Young Han

First Use Date

Mar 30, 2026

Filing Date

May 9, 2026

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SIGNWHO Trademark

Serial Number: 99813315

SIGNWHO is a trademark filed by Particular Ltd on May 9, 2026. The trademark is classified under Class 42 (Computer & Scientific). The application is currently pending registration.

Trademark Classes

Class 42 - Computer & Scientific

Scientific and technological services; industrial analysis and research services

Owner Contact Info

Particular Ltd (2 trademarks)

Kazan 4 st.
Ra'anana 4361202 , IL

Entity Type: 99

Legal Representation

Attorney of Record

Sang Young Han

417 trademarks filed View all →

Correspondence Address

Sang Young Han YK law(New Jersey)

333 Sylvan Ave #107

Englewood Cliffs, NJ 07632

United States

Trademark Details

Filing Date

May 9, 2026

Registration Date

Not Registered

First Use Anywhere

March 30, 2026

First Use in Commerce

March 30, 2026

Goods & Services

Electronic document and e-mail authentication services; Electronic document and e-mail time-stamping services

Filing History

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 21, 2026 CNSA

ASSIGNED TO EXAMINER

Sep 10, 2026 DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 31, 2026 NWOS

NEW APPLICATION ENTERED

May 9, 2026 NWAP

APPLICATION FILING RECEIPT MAILED

May 9, 2026 MAFR

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