Who owns the LIGO trademark?

The LIGO trademark is owned by Millennium International Management LP.

What is the serial number for LIGO?

The USPTO serial number for LIGO is 98873642.

What is the registration number for LIGO?

LIGO is registered under USPTO registration number 0.

LIG

USPTO Trademark Record

PENDING

LIGO

Q: What class is the LIGO trademark registered in?

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

SN 98873642·Reg 0·Filed Nov 26, 2024

Owner Millennium International Management LP

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.

LIGO (Serial No. 98873642), Registration No. 0, is a pending US trademark filed on Nov 26, 2024 by Millennium International Management LP. This trademark covers Class 009 (Electronics, software & scientific instruments), Class 042 (Scientific, technology & SaaS services).

Statement of Use due: November 18, 202628 days remaining

Mark Intelligence

LIGO (Reg. #0) is a pending US trademark that was filed in 2024 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

Nov 26, 2024

SERIAL

98873642

REG#

Owner

Applicant

Millennium International Management LP

Entity

Limited Partnership

State

Address

399 Park Avenue, New York, NY, 10022

Country

Attorney

NameGREGG A. PARADISE

Law firm

GREGG A. PARADISE LERNER DAVID LLP

Docket

MMAN.18

Address

20 Commerce Drive, Cranford, NJ 07016, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusPENDING

Filing DateNov 26, 2024

Serial Number98873642

Registration No.0

Status DateMay 18, 2026

Published for OppositionSep 23, 2025

Mark TypeStandard characters

Attorney DocketMMAN.18

Status DescriptionLive and pending, first extension granted

Filing Signals

FILED

2024

YEARS AGO

CLASSES

MADRID FILINGS

Opposed 1× during prosecution

Search 14M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

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

Class 042Scientific, technology & SaaS services

US codes: 100, 101

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

18 events

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

May 19, 2026

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

May 18, 2026

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 1 FILED

May 18, 2026

SOU EXTENSION 1 FILED

SOU EXTENSION 1 GRANTED

May 18, 2026

SOU EXTENSION 1 GRANTED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Nov 18, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Sep 23, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 23, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 17, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 21, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Aug 20, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Aug 19, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 19, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

ASSIGNED TO EXAMINER

May 19, 2025

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

May 19, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

May 19, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

May 19, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 26, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Nov 26, 2024

NEW APPLICATION ENTERED

Other Marks by Millennium International Management LP

Additional USPTO filings from the same owner.

TER

TERAGON

98707635

Millennium International Management LP

ABANDONED

LIGO

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Other Marks by Millennium International Management LP

Other Marks in Class 009 — Electronics, software & scientific instruments

Other Marks by GREGG A. PARADISE

Resources

Company