Who owns the POLYMARKET trademark?

The POLYMARKET trademark is owned by Blockratize Inc..

What class is the POLYMARKET trademark registered in?

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

What is the serial number for POLYMARKET?

The USPTO serial number for POLYMARKET is 99617077.

What is the registration number for POLYMARKET?

POLYMARKET is registered under USPTO registration number 8399872.

POL

USPTO Trademark Record

REGISTERED

POLYMARKET

SN 99617077·Reg 8399872·Filed Jan 27, 2026

Owner Blockratize 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.

POLYMARKET (Serial No. 99617077), Registration No. 8399872, is a registered US trademark filed on Jan 27, 2026 by Blockratize Inc.. This trademark covers Class 009 (Electronics, software & scientific instruments).

early section 8: August 18, 2032

Mark Intelligence

POLYMARKET (Reg. #8399872) is a registered US trademark that has been protecting its owner, Blockratize 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 27, 2026

SERIAL

99617077

REG#

8399872

REGISTERED

Aug 18, 2026

Owner

Applicant

Blockratize Inc.

Entity

Corporation

State

Address

64 Bleecker Street, 167, New York, NY, 10012

Country

Attorney

NameKelu Sullivan

Law firm

Kelu Sullivan Kelly IP, LLP

Docket

972.00153

Address

1150 Connecticut Avenue, NW, Suite 600, Washington, DC 20036, United States

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Filing Information

StatusREGISTERED

Filing DateJan 27, 2026

Serial Number99617077

Registration No.8399872

Registration DateAug 18, 2026

Status DateAug 18, 2026

Published for OppositionJun 30, 2026

Mark TypeStandard characters

Attorney Docket972.00153

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: Sep 27, 2024

First use in commerce: Sep 27, 2024

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

Status History

14 events

REGISTERED-PRINCIPAL REGISTER

Aug 18, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Aug 18, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

ASSIGNED TO PETITION STAFF

Aug 07, 2026

ASSIGNED TO PETITION STAFF

PUBLISHED FOR OPPOSITION

Jun 30, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 30, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jun 30, 2026

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 30, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 30, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 24, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 03, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

May 26, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 18, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jan 27, 2026

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Jan 27, 2026

APPLICATION FILING RECEIPT MAILED

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POL

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PENDING

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