Who owns the DIAGONAL trademark?

The DIAGONAL trademark is owned by Diagonal Software Corp..

What is the serial number for DIAGONAL?

The USPTO serial number for DIAGONAL is 99100567.

What is the registration number for DIAGONAL?

DIAGONAL is registered under USPTO registration number 0.

DIA

USPTO Trademark Record

PENDING

DIAGONAL

Q: What class is the DIAGONAL trademark registered in?

The DIAGONAL trademark is registered in Class 009 (Electronics, software & scientific instruments), Class 042 (Scientific, technology & SaaS services).

SN 99100567·Reg 0·Filed Mar 24, 2025

Owner Diagonal Software Corp.

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.; 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.

DIAGONAL (Serial No. 99100567), Registration No. 0, is a pending US trademark filed on Mar 24, 2025 by Diagonal Software Corp.. This trademark covers Class 009 (Electronics, software & scientific instruments), Class 042 (Scientific, technology & SaaS services).

Mark Intelligence

DIAGONAL (Reg. #0) is a pending US trademark that was filed in 2025 and is currently under USPTO examination. The mark covers Class 009 (Electronics, software & scientific instruments) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 24, 2025

SERIAL

99100567

REG#

REGISTERED

Dec 31, 1969

Owner

Applicant

Diagonal Software Corp.

Entity

Corporation

State

Address

1526 Randolph Ave, St. Paul, MN, 55105

Country

Attorney

NameFrancis P. Cislak

Law firm

Francis P. Cislak Barnes & Thornburg LLP

Docket

102976-422415

Address

11 South Meridian Street, Indianapolis, IN 46204, United States

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Filing Information

StatusPENDING

Filing DateMar 24, 2025

Serial Number99100567

Registration No.0

Registration DateDec 31, 1969

Status DateAug 05, 2026

Published for OppositionMar 17, 2026

Mark TypeStandard characters

Attorney Docket102976-422415

Status DescriptionLive and pending, statement of use registration review complete

Filing Signals

FILED

2025

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

First use anywhere: Jul 25, 2025

First use in commerce: Jul 25, 2025

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: May 19, 2025

First use in commerce: May 19, 2025

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.

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

Status History

20 events

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Aug 05, 2026

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Aug 05, 2026

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

STATEMENT OF USE PROCESSING COMPLETE

Aug 04, 2026

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

Jun 10, 2026

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Jun 10, 2026

USE AMENDMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

May 12, 2026

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Mar 17, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 17, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 11, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 24, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jan 28, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 28, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jan 28, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

NON-FINAL ACTION WRITTEN

Oct 29, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Oct 29, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Oct 29, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Aug 22, 2025

ASSIGNED TO EXAMINER

APPLICATION FILING RECEIPT MAILED

Mar 24, 2025

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION ENTERED

Mar 24, 2025

NEW APPLICATION ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 24, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

DIAGONAL

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