DIAGONAL
LIVE

Serial Number

99100567

Owner

Diagonal Software Corp.

Attorney

Francis P. Cislak

Filing Date

Mar 24, 2025

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DIAGONAL Trademark

Serial Number: 99100567

DIAGONAL is a trademark filed by Diagonal Software Corp. on March 24, 2025. The trademark is classified under Class 9 (Computers & Electronics), Class 42 (Computer & Scientific). The application is currently pending registration.

Owner Contact Info

Diagonal Software Corp.

1526 Randolph Ave
St. Paul, MN 55105

Entity Type: 03

Trademark Details

Filing Date

March 24, 2025

Registration Date

Not Registered

Published for Opposition

March 17, 2026

Goods & Services

Downloadable computer software for computer system and application development, deployment and management; Downloadable application programming interface (API) software; Downloadable computer e-commerce software to allow users to perform electronic business transactions via a global computer network; Downloadable computer software development tools; Downloadable computer software using artificial intelligence (AI) for automating business operations and generating custom software solutions

Computer software design services; Software design and development; Custom design of computer software; Software as a service (SAAS) services featuring software for businesses to create custom software solutions; Software as a service (SAAS) services featuring software for hosting computer software applications for others; Software as a service (SAAS) services featuring software for creating, designing, publishing, modifying, managing, maintaining, updating, and delivering content via the Internet; Software as a service (SAAS) services featuring software for managing and optimizing website content and website performance; Software as a service (SAAS) services featuring software for use in the creation, design, and content management of websites; Software as a service (SAAS) services featuring software for users to access payment processing, schedule, logistics, and communication tools; Software as a service (SAAS) services featuring software for dynamically generating personalized or customized software solutions for industry-specific use cases; Software as a service (SAAS) services featuring software for automating business workflows, managing third-party integrations, and synchronizing data across platforms; Web site hosting services; Computer services, namely, cloud hosting provider services

Filing History

NOA E-MAILED - SOU REQUIRED FROM APPLICANT
May 12, 2026 NOAM
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Mar 17, 2026 NPUB
PUBLISHED FOR OPPOSITION
Mar 17, 2026 PUBO
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Mar 11, 2026 NONP
APPROVED FOR PUB - PRINCIPAL REGISTER
Feb 24, 2026 CNSA
TEAS/EMAIL CORRESPONDENCE ENTERED
Jan 28, 2026 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
Jan 28, 2026 CRFA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Jan 28, 2026 TROA
NOTIFICATION OF NON-FINAL ACTION E-MAILED
Oct 29, 2025 GNRN
NON-FINAL ACTION E-MAILED
Oct 29, 2025 GNRT
NON-FINAL ACTION WRITTEN
Oct 29, 2025 CNRT
ASSIGNED TO EXAMINER
Aug 22, 2025 DOCK
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Mar 24, 2025 NWOS
NEW APPLICATION ENTERED
Mar 24, 2025 NWAP
APPLICATION FILING RECEIPT MAILED
Mar 24, 2025 MAFR