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Official data from USPTO

CLEARFLO

Did you know this trademark is already registered in United States?

Before investing in name, identity, and promotion, validate collision risk and registration strategy to avoid wasting time and budget.

Active USPTO registrationType: WordOffice: United States

Quick snapshot

CLEARFLO

ST13

US500000086221561

Class

10

Filing

86221561

Registration

4827921

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

37

Latest update

02/03/2026

Trademark type

Word

Nice classes

10

Filing date

03/14/2014

Registration date

10/06/2015

Expiration date

-

Complete case details

Structured fields from the responsible authority and the official record.

Status date

01/09/2026

Last transaction

02/03/2026

Responsible office

United States Patent and Trademark Office

Status code

800

Official register

Principal Register

Filing basis

Intent to use

First use anywhere

04/13/2010

First use in commerce

04/13/2010

Drawing code

4

Owner type

03

Owner location

Montreal, Quebec, CA

Examiner

ROACH, APRIL K

Current location

PUBLICATION AND ISSUE SECTION

Holders and representatives

Holders

Thorasys Medical Systems Inc.
Thorasys Medical Systems Inc.

Representatives

N. Alexander Nolte Nolte Lackenbach Siegel

Technical classification

Nice Classes

Class 10

Vienna Codes

No Vienna codes available.

Goods and services

Class 10

Filters for medical purposesbacterial mouth filters

Publications

History of USPTO decisions and trademark events.

37 publications found

NA89

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

01/09/2026

RNL1

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

01/09/2026

89AG

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

01/09/2026

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

01/09/2026

E89R

TEAS SECTION 8 & 9 RECEIVED

10/01/2025

REM2

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

10/06/2024

NA85

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

04/12/2021

C15A

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

04/12/2021

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

04/12/2021

E815

TEAS SECTION 8 & 15 RECEIVED

12/23/2020

REM1

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

10/06/2020

R.PR

REGISTERED-PRINCIPAL REGISTER

10/06/2015

SUNA

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

09/03/2015

CNPR

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

09/02/2015

DOCK

ASSIGNED TO EXAMINER

09/01/2015

TEME

TEAS/EMAIL CORRESPONDENCE ENTERED

08/31/2015

CRFA

CORRESPONDENCE RECEIVED IN LAW OFFICE

08/31/2015

ALIE

ASSIGNED TO LIE

08/24/2015

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

08/07/2015

TROA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

08/07/2015

DOCK

ASSIGNED TO EXAMINER

04/20/2015

GNRN

NOTIFICATION OF NON-FINAL ACTION E-MAILED

02/10/2015

GNRT

NON-FINAL ACTION E-MAILED

02/10/2015

CNRT

SU - NON-FINAL ACTION - WRITTEN

02/10/2015

SUPC

STATEMENT OF USE PROCESSING COMPLETE

01/19/2015

AITU

CASE ASSIGNED TO INTENT TO USE PARALEGAL

01/12/2015

IUAF

USE AMENDMENT FILED

12/02/2014

EISU

TEAS STATEMENT OF USE RECEIVED

12/02/2014

NOAM

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

09/23/2014

NPUB

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

07/29/2014

PUBO

PUBLISHED FOR OPPOSITION

07/29/2014

NONP

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

07/09/2014

CNSA

APPROVED FOR PUB - PRINCIPAL REGISTER

06/19/2014

DOCK

ASSIGNED TO EXAMINER

06/18/2014

MPMK

NOTICE OF PSEUDO MARK E-MAILED

03/29/2014

NWOS

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

03/28/2014

NWAP

NEW APPLICATION ENTERED

03/18/2014

Continuous trademark protection

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