Who owns the SIGMA trademark?

The SIGMA trademark is owned by Ascend Eagle Inc.

What class is the SIGMA trademark registered in?

The SIGMA trademark is registered in Class 010 (Surgical, medical, dental & veterinary apparatus).

What is the serial number for SIGMA?

The USPTO serial number for SIGMA is 98126485.

What is the registration number for SIGMA?

SIGMA is registered under USPTO registration number 8429214.

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Updated Oct 7, 2026·20 searches this week

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SIG

USPTO Trademark Record

REGISTERED

SIGMA

SN 98126485·Reg 8429214·Filed Aug 10, 2023

Owner Ascend Eagle Inc

Surgical, medical, dental and veterinary apparatus and instruments; artificial limbs, eyes and teeth; spectacles, contact lenses and sunglasses; orthopaedic articles; suture materials; therapeutic and assistive devices adapted for persons with disabilities; massage apparatus; apparatus, devices and articles for nursing infants; sexual activity apparatus, devices and articles.

SIGMA (Serial No. 98126485), Registration No. 8429214, is a registered US trademark filed on Aug 10, 2023 by Ascend Eagle Inc. This trademark covers Class 010 (Surgical, medical, dental & veterinary apparatus).

early section 8: September 15, 2032

Mark Intelligence

SIGMA (Reg. #8429214) is a registered US trademark that has been protecting its owner, Ascend Eagle Inc, since 2023. The mark covers Class 010 (Surgical, medical, dental & veterinary apparatus). Goods and services include Surgical, medical, dental and veterinary apparatus and instruments; artificial limbs, eyes and teeth; spectacles, contac.... The mark faced 1 opposition proceeding during prosecution.

FILED

Aug 10, 2023

SERIAL

98126485

REG#

8429214

REGISTERED

Sep 15, 2026

Filing Information

StatusREGISTERED

Filing DateAug 10, 2023

Serial Number98126485

Registration No.8429214

Registration DateSep 15, 2026

Status DateSep 15, 2026

Published for OppositionJul 28, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 010Surgical, medical, dental & veterinary apparatus

US codes: 026, 039, 044

First use anywhere: Feb 08, 2000

First use in commerce: Feb 08, 2000

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

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Status History

18 events

REGISTERED-PRINCIPAL REGISTER

Sep 15, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Sep 15, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Jul 28, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 28, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 22, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 01, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

Jun 18, 2026

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION