Who owns the OPFLOW trademark?

The OPFLOW trademark is owned by Operative Flow Technologies.

What class is the OPFLOW trademark registered in?

The OPFLOW trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for OPFLOW?

The USPTO serial number for OPFLOW is 88605061.

What is the registration number for OPFLOW?

OPFLOW is registered under USPTO registration number 6161808.

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Updated Sep 19, 2026·13 searches this week

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OPF

USPTO Trademark Record

REGISTERED

OPFLOW

SN 88605061·Reg 6161808·Filed Sep 05, 2019

Owner Operative Flow Technologies

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.

OPFLOW (Serial No. 88605061), Registration No. 6161808, is a registered US trademark filed on Sep 05, 2019 by Operative Flow Technologies. This trademark covers Class 042 (Scientific, technology & SaaS services).

Renewal window: September 29, 20269 days remaining

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Mark Intelligence

OPFLOW (Reg. #6161808) is a registered US trademark that has been protecting its owner, Operative Flow Technologies, since 2019. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 05, 2019

SERIAL

88605061

REG#

6161808

REGISTERED

Sep 29, 2020

Filing Information

StatusREGISTERED

Filing DateSep 05, 2019

Serial Number88605061

Registration No.6161808

Registration DateSep 29, 2020

Status DateSep 29, 2020

Published for OppositionApr 14, 2020

Filing Basis & Declarations

Filed as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Feb 23, 2018

First use in commerce: Feb 23, 2018

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

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Status History

18 events

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Sep 29, 2025

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

REGISTERED-PRINCIPAL REGISTER

Sep 29, 2020

REGISTERED-PRINCIPAL REGISTER

EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED

Aug 23, 2020

EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED

EXTENSION OF TIME TO OPPOSE RECEIVED

May 05, 2020

EXTENSION OF TIME TO OPPOSE RECEIVED

PUBLISHED FOR OPPOSITION

Apr 14, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 14, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 25, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 11, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 10, 2020

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 09, 2020

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 09, 2020

CORRESPONDENCE RECEIVED IN LAW OFFICE

NOTICE OF DESIGN SEARCH CODE E-MAILED

Dec 20, 2019

NOTICE OF DESIGN SEARCH CODE E-MAILED

NON-FINAL ACTION WRITTEN

Dec 19, 2019

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Dec 19, 2019

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Dec 19, 2019

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Dec 09, 2019

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 17, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 09, 2019

NEW APPLICATION ENTERED

Other Marks by Operative Flow Technologies

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SURGICAL EFFICIENCY

97107092

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ABANDONED

OPF

OPFLOW

88094092

Operative Flow Technologies

ABANDONED

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