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Official data from USPTO

THERMOFLO

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

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Active USPTO registrationType: WordOffice: United States

Quick snapshot

THERMOFLO

ST13

US500000073535526

Class

1

Filing

73535526

Registration

1373222

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

35

Latest update

03/17/2026

Trademark type

Word

Nice classes

1

Filing date

05/02/1985

Registration date

12/03/1985

Expiration date

-

Complete case details

Structured fields from the responsible authority and the official record.

Status date

02/25/2026

Last transaction

03/17/2026

Responsible office

United States Patent and Trademark Office

Status code

800

Official register

Principal Register

First use anywhere

03/07/1985

First use in commerce

03/07/1985

Drawing code

1

Owner type

03

Owner location

MINNETONKA, MN, US

Current location

PUBLICATION AND ISSUE SECTION

Holders and representatives

Holders

BL TECHNOLOGIES, INC.
SUEZ WTS HOLDINGS USA, INC.
GE BETZ, INC.
BETZ PROCESS CHEMICALS, INC.

Representatives

Dyan M. House Baker & McKenzie, LLP

Technical classification

Nice Classes

Class 1

Vienna Codes

No Vienna codes available.

Goods and services

Class 1

CHEMICALSANTIFOULANTS FOR HYDROCARBON PROCESSING

Publications

History of USPTO decisions and trademark events.

35 publications found

NA89

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

02/25/2026

RNL3

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

02/25/2026

89AG

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

02/25/2026

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

02/23/2026

E89R

TEAS SECTION 8 & 9 RECEIVED

11/25/2025

REM2

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

12/03/2024

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

07/26/2023

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

08/13/2018

REAP

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

08/13/2018

ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

06/20/2018

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

06/13/2018

NA89

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

02/22/2016

RNL2

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

02/22/2016

89AG

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

02/22/2016

EROP

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

02/18/2016

PR89

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

12/18/2015

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

12/18/2015

E89R

TEAS SECTION 8 & 9 RECEIVED

10/20/2015

RNL1

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

03/20/2006

89AG

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

03/20/2006

PLGL

ASSIGNED TO PARALEGAL

03/20/2006

CFIT

CASE FILE IN TICRS

01/05/2006

89AF

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

10/10/2005

E89R

TEAS SECTION 8 & 9 RECEIVED

10/10/2005

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

08/05/2005

REAP

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

08/05/2005

C15A

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

03/28/1991

815F

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

12/07/1990

R.PR

REGISTERED-PRINCIPAL REGISTER

12/03/1985

PUBO

PUBLISHED FOR OPPOSITION

09/24/1985

NPUB

NOTICE OF PUBLICATION

08/25/1985

CNSA

APPROVED FOR PUB - PRINCIPAL REGISTER

07/22/1985

CRFA

CORRESPONDENCE RECEIVED IN LAW OFFICE

06/26/1985

CNRT

NON-FINAL ACTION MAILED

06/26/1985

DOCK

ASSIGNED TO EXAMINER

06/24/1985

Continuous trademark protection

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