Who owns the MASTERFLOW FILTRATION trademark?

The MASTERFLOW FILTRATION trademark is owned by Srdan Krstic.

What class is the MASTERFLOW FILTRATION trademark registered in?

The MASTERFLOW FILTRATION trademark is registered in Class 007 (Machines, machine tools & power-operated tools).

What is the serial number for MASTERFLOW FILTRATION?

The USPTO serial number for MASTERFLOW FILTRATION is 99666455.

What is the registration number for MASTERFLOW FILTRATION?

MASTERFLOW FILTRATION is registered under USPTO registration number 8509806.

MAS

USPTO Trademark Record

REGISTERED

MASTERFLOW FILTRATION

SN 99666455·Reg 8509806·Filed Feb 23, 2026

Owner Srdan Krstic

Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transmission components, except for land vehicles; agricultural implements, other than hand-operated hand tools; incubators for eggs; automatic vending machines.

MASTERFLOW FILTRATION (Serial No. 99666455), Registration No. 8509806, is a registered US trademark filed on Feb 23, 2026 by Srdan Krstic. This trademark covers Class 007 (Machines, machine tools & power-operated tools).

early section 8: October 20, 2032

Mark Intelligence

MASTERFLOW FILTRATION (Reg. #8509806) is a registered US trademark that has been protecting its owner, Srdan Krstic, since 2026. The mark covers Class 007 (Machines, machine tools & power-operated tools). Goods and services include Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transm.... The mark faced 1 opposition proceeding during prosecution.

FILED

Feb 23, 2026

SERIAL

99666455

REG#

8509806

REGISTERED

Oct 20, 2026

Owner

Applicant

Srdan Krstic

Entity

Individual

Address

8803 Torresdale Ave, Philadelphia, PA, 19136

Country

Attorney

NameJane Moon

Law firm

Natalie Ngoc Nguyen LZ Legal Services, LLC

Docket

E586088234

Address

2828 N. Central Ave, PMB #1510, Phoenix, AZ 85004, United States

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Filing Information

StatusREGISTERED

Filing DateFeb 23, 2026

Serial Number99666455

Registration No.8509806

Registration DateOct 20, 2026

Status DateOct 20, 2026

Published for OppositionSep 01, 2026

Mark TypeStandard characters

Attorney DocketE586088234

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 007Machines, machine tools & power-operated tools

US codes: 013, 019, 021, 023, 024, 031, 034, 035

First use anywhere: Sep 20, 2023

First use in commerce: Sep 20, 2023

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

Status History

19 events

REGISTERED-PRINCIPAL REGISTER

Oct 20, 2026

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Sep 01, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 01, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 26, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 05, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jul 08, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 08, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 08, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 06, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Jul 06, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 06, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jul 06, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

NON-FINAL ACTION WRITTEN

Jun 29, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jun 29, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 29, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Jun 22, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 21, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Feb 23, 2026

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Feb 23, 2026

APPLICATION FILING RECEIPT MAILED

MASTERFLOW FILTRATION

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