PROOFSTACK
LIVE

Serial Number

99390260

Owner

Dorrian Guy

Attorney

Emiah Youman

Filing Date

Sep 12, 2025

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PROOFSTACK Trademark

Serial Number: 99390260

PROOFSTACK is a trademark filed by Dorrian Guy on September 12, 2025. The trademark is classified under Class 9 (Computers & Electronics), Class 42 (Computer & Scientific). The application is currently pending registration.

Owner Contact Info

Dorrian Guy (3 trademarks)

1656 easy fifth street
Saint Paul, MN 55106

Entity Type: 01

Trademark Details

Filing Date

September 12, 2025

Registration Date

Not Registered

Published for Opposition

March 3, 2026

Goods & Services

Downloadable computer application software for mobile phones, namely, software for encryption, secure data storage, secure file sharing, secure messaging, and cryptographic proof management

Software as a service (SAAS) services featuring software for encryption, secure communication, cryptographic proof verification, digital integrity proofs, policy enforcement, and digital rights management; Platform as a service (PAAS) featuring computer software platforms for managing cryptographic proofs, data integrity verification, and post-quantum secure communication

Filing History

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Feb 25, 2026 NONP
APPROVED FOR PUB - PRINCIPAL REGISTER
Feb 7, 2026 CNSA
EXAMINER'S AMENDMENT ENTERED
Feb 7, 2026 XAEC
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
Feb 7, 2026 GNEN
EXAMINERS AMENDMENT E-MAILED
Feb 7, 2026 GNEA
EXAMINERS AMENDMENT -WRITTEN
Feb 7, 2026 CNEA
ASSIGNED TO EXAMINER
Feb 6, 2026 DOCK
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Feb 5, 2026 NWOS
APPLICATION FILING RECEIPT MAILED
Sep 12, 2025 MAFR
NEW APPLICATION ENTERED
Sep 12, 2025 NWAP