Who owns the LETHEIA trademark?

The LETHEIA trademark is owned by Letheia, Inc..

What class is the LETHEIA trademark registered in?

The LETHEIA trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for LETHEIA?

The USPTO serial number for LETHEIA is 99614687.

What is the registration number for LETHEIA?

LETHEIA is registered under USPTO registration number 8390383.

LET

USPTO Trademark Record

REGISTERED

LETHEIA

SN 99614687·Reg 8390383·Filed Jan 26, 2026

Owner Letheia, Inc.

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.

LETHEIA (Serial No. 99614687), Registration No. 8390383, is a registered US trademark filed on Jan 26, 2026 by Letheia, Inc.. This trademark covers Class 009 (Electronics, software & scientific instruments).

early section 8: August 11, 2032

Mark Intelligence

LETHEIA (Reg. #8390383) is a registered US trademark that has been protecting its owner, Letheia, Inc., since 2026. The mark covers Class 009 (Electronics, software & scientific instruments). Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jan 26, 2026

SERIAL

99614687

REG#

8390383

REGISTERED

Aug 11, 2026

Owner

Applicant

Letheia, Inc.

Entity

Corporation

State

Address

900 Pacific Street, Suite 1504, Stamford, CT, 06902

Country

Attorney

Law firm

Letheia, Inc.

Address

900 Pacific Street, Suite 1504, Stamford, CT 06902, United States

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Filing Information

StatusREGISTERED

Filing DateJan 26, 2026

Serial Number99614687

Registration No.8390383

Registration DateAug 11, 2026

Status DateAug 11, 2026

Published for OppositionJun 23, 2026

Mark TypeStandard characters

Status DescriptionLive and registered

Filing Signals

FILED

2026

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: Aug 15, 2025

First use in commerce: Aug 15, 2025

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

Status History

10 events

REGISTERED-PRINCIPAL REGISTER

Aug 11, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Aug 11, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Jun 23, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 23, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 17, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

May 22, 2026

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

May 22, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 17, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jan 26, 2026

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Jan 26, 2026

APPLICATION FILING RECEIPT MAILED

LETHEIA

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