Who owns the SIGMA SQUARED trademark?

The SIGMA SQUARED trademark is owned by Randle, Autery.

What class is the SIGMA SQUARED trademark registered in?

The SIGMA SQUARED trademark is registered in Class 041 (Education & entertainment services).

What is the serial number for SIGMA SQUARED?

The USPTO serial number for SIGMA SQUARED is 98746647.

What is the registration number for SIGMA SQUARED?

SIGMA SQUARED is registered under USPTO registration number 8346759.

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Updated Nov 2, 2026·27 searches this week

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Section 8 declaration window

July 14, 2032

2080 days remaining

SIG

SIGMA SQUARED

REGISTERED

Serial: 98746647
Reg: 8346759
Filed: Sep 12, 2024
Owner: Randle, Autery

Education; providing of training; entertainment; sporting and cultural activities.

What to file next

Section 8 declaration of continued use

When: Due between the fifth and sixth anniversary of registration.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed Section 8 cancels the registration, and there is no revival route for it.

How the Section 8 deadline works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: Oct 05, 2025

First use in commerce: Oct 05, 2025

Education; providing of training; entertainment; sporting and cultural activities.

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

Status History

31 events

REGISTERED-PRINCIPAL REGISTER

Jul 14, 2026

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jul 14, 2026

Code NRCC

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Jun 22, 2026

Code CNPR

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Jun 22, 2026

Code SUNA

STATEMENT OF USE PROCESSING COMPLETE

Jun 10, 2026

Code SUPC

TEAS STATEMENT OF USE RECEIVED

Feb 24, 2026

Code EISU

USE AMENDMENT FILED

Feb 24, 2026

Code IUAF

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Oct 07, 2025

Code NOAM

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 12, 2025

Code NPUB

PUBLISHED FOR OPPOSITION

Aug 12, 2025

Code PUBO

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 06, 2025

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 08, 2025

Code CNSA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 04, 2025

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jul 04, 2025

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 04, 2025

Code TEME

NON-FINAL ACTION E-MAILED

Jun 27, 2025

Code GNRT

NON-FINAL ACTION WRITTEN

Jun 27, 2025

Code CNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 27, 2025

Code GNRN

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 24, 2025

Code TEME

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 24, 2025

Code TEME

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 23, 2025

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 23, 2025

Code CRFA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 23, 2025

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 23, 2025

Code CRFA

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Mar 24, 2025

Code GNRN

NON-FINAL ACTION E-MAILED

Mar 24, 2025

Code GNRT

NON-FINAL ACTION WRITTEN

Mar 24, 2025

Code CNRT

ASSIGNED TO EXAMINER

Mar 21, 2025

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 20, 2025

Code NWOS

NOTICE OF DESIGN SEARCH CODE E-MAILED

Mar 20, 2025

Code MDSC

NEW APPLICATION ENTERED

Sep 12, 2024

Code NWAP

SIGMA SQUARED

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