Who owns the PROSTEST trademark?

The PROSTEST trademark is owned by Liquid Biopsy Research LLC.

What class is the PROSTEST trademark registered in?

The PROSTEST trademark is registered in Class 044 (Medical, veterinary & beauty care services).

What is the serial number for PROSTEST?

The USPTO serial number for PROSTEST is 90667220.

What is the registration number for PROSTEST?

PROSTEST is registered under USPTO registration number 7559510.

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Updated Oct 27, 2026·20 searches this week

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USPTO Trademark Record

REGISTERED

PROSTEST

SN 90667220·Reg 7559510·Filed Apr 23, 2021

Owner Liquid Biopsy Research LLC

Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, horticulture and forestry services.

PROSTEST (Serial No. 90667220), Registration No. 7559510, is a registered US trademark filed on Apr 23, 2021 by Liquid Biopsy Research LLC. This trademark covers Class 044 (Medical, veterinary & beauty care services).

early section 8: November 05, 2030

Mark Intelligence

PROSTEST (Reg. #7559510) is a registered US trademark that has been protecting its owner, Liquid Biopsy Research LLC, since 2021. The mark covers Class 044 (Medical, veterinary & beauty care services). Goods and services include Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, h.... The mark faced 1 opposition proceeding during prosecution.

FILED

Apr 23, 2021

SERIAL

90667220

REG#

7559510

REGISTERED

Nov 05, 2024

Filing Information

StatusREGISTERED

Filing DateApr 23, 2021

Serial Number90667220

Registration No.7559510

Registration DateNov 05, 2024

Status DateNov 05, 2024

Published for OppositionJan 25, 2022

Filing Basis & Declarations

Standard Characters ClaimedUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 044Medical, veterinary & beauty care services

US codes: 100, 101

First use anywhere: May 31, 2024

First use in commerce: May 31, 2024

Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, horticulture and forestry services.

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

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Status History

42 events

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

Aug 18, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 18, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 18, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Aug 18, 2025

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

REGISTERED-PRINCIPAL REGISTER

Nov 05, 2024

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Nov 05, 2024

NOTICE OF REGISTRATION CONFIRMATION EMAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Oct 03, 2024

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Oct 03, 2024

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

STATEMENT OF USE PROCESSING COMPLETE

Sep 26, 2024

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

Sep 20, 2024

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Sep 20, 2024

USE AMENDMENT FILED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Mar 16, 2024

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU EXTENSION 4 FILED

Mar 15, 2024

SOU EXTENSION 4 FILED

SOU TEAS EXTENSION RECEIVED

Mar 15, 2024

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 4 GRANTED

Mar 15, 2024

SOU EXTENSION 4 GRANTED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Sep 22, 2023

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

Sep 20, 2023

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 3 FILED

Sep 20, 2023

SOU EXTENSION 3 FILED

SOU EXTENSION 3 GRANTED

Sep 20, 2023

SOU EXTENSION 3 GRANTED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jun 15, 2023

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU EXTENSION 2 GRANTED

Jun 14, 2023

SOU EXTENSION 2 GRANTED

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Jun 12, 2023

CASE ASSIGNED TO INTENT TO USE PARALEGAL

SOU EXTENSION RECEIVED WITH TEAS PETITION

Apr 25, 2023

SOU EXTENSION RECEIVED WITH TEAS PETITION

PETITION TO REVIVE-GRANTED

Apr 25, 2023

PETITION TO REVIVE-GRANTED

NOTICE OF REVIVAL - E-MAILED

Apr 25, 2023

NOTICE OF REVIVAL - E-MAILED

TEAS PETITION TO REVIVE RECEIVED

Apr 25, 2023

TEAS PETITION TO REVIVE RECEIVED

ABANDONMENT NOTICE E-MAILED - NO USE STATEMENT FILED

Apr 24, 2023

ABANDONMENT NOTICE E-MAILED - NO USE STATEMENT FILED

ABANDONMENT - NO USE STATEMENT FILED

Apr 24, 2023

ABANDONMENT - NO USE STATEMENT FILED

SOU EXTENSION 2 FILED

Mar 22, 2023

SOU EXTENSION 2 FILED

ASSIGNED TO EXAMINER

Jan 12, 2023

ASSIGNED TO EXAMINER

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Sep 17, 2022

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

Sep 15, 2022

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 1 FILED

Sep 15, 2022

SOU EXTENSION 1 FILED

SOU EXTENSION 1 GRANTED

Sep 15, 2022

SOU EXTENSION 1 GRANTED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Mar 22, 2022

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Jan 25, 2022

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 25, 2022

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 05, 2022

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 23, 2021

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Dec 18, 2021

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 29, 2021

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Apr 27, 2021

NEW APPLICATION ENTERED

Other Marks by Liquid Biopsy Research LLC

Additional USPTO filings from the same owner.

PRR

PRREDICTOR

87666152

Liquid Biopsy Research LLC

REGISTERED

PRO

PROSTSCREEN

97583200

Liquid Biopsy Research LLC

ABANDONED

PRO

PROSTRISK

97583208

Liquid Biopsy Research LLC

ABANDONED

PRO

PROSTCLEAR

97583210

Liquid Biopsy Research LLC

ABANDONED

Other Marks in Class 044 — Medical, veterinary & beauty care services

Recently filed and registered marks in the same international class.

PRO

PROSTEST

87639483

Liquid Biopsy Research LLC

ABANDONED

Other Marks by Mark A. Jansen

Additional USPTO filings handled by the same attorney of record.

DEM

DEMIURGE

98979215

REGISTERED

MOB

MOBILE MICRO-FACTORY (MMF)

99093918

REGISTERED

MAN

MANUMAX

99438074

REGISTERED

LIB

LIBRA

88015297

REGISTERED

PROSTEST

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Other Marks by Liquid Biopsy Research LLC

Other Marks in Class 044 — Medical, veterinary & beauty care services

Other Marks by Mark A. Jansen

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