TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
07/15/2026
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Official data from USPTO
FLEX-KLEEN
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: US
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
48
Latest update
07/16/2026
Classification
Registered
Trademark type
Word
Nice classes
11
Filing date
05/07/2003
Registration date
02/22/2005
Expiration date
-
Recommended action
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Next step
These are the details of the registration process. Even so, constant monitoring is what ensures peace of mind that your main asset remains protected.
Complete case details
Structured fields from the responsible authority and the official record.
Status date
06/09/2025
Last transaction
07/16/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
11/05/1959
First use in commerce
11/05/1959
Drawing code
1
Owner type
03
Owner location
Addison, TX, US
Examiner
EVANKO, PATRICIA MALESARDI
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
CECO ENVIRONMENTAL IP INC.
MPC Inc.
Representatives
Roberta L. Christensen Koley Jessen P.C., L.L.O.
Technical classification
Nice Classes
Class 11
Vienna Codes
No Vienna codes available.
Goods and services
Class 11
air purification equipment
Publications
History of USPTO decisions and trademark events.
48 publications found
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
07/15/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
07/15/2026
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
06/09/2025
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
06/09/2025
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
06/09/2025
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
06/09/2025
E89R
TEAS SECTION 8 & 9 RECEIVED
12/31/2024
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
12/19/2024
EWOR
TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED
12/19/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
12/19/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
12/19/2024
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
12/19/2024
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
12/19/2024
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
02/22/2024
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
03/13/2023
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/13/2023
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
03/13/2023
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
03/13/2023
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
03/13/2023
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
03/03/2021
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/03/2021
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
03/03/2021
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
03/03/2021
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
03/03/2021
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
08/14/2019
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
08/14/2019
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
12/19/2018
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
01/28/2015
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
01/28/2015
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
01/28/2015
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
01/28/2015
E89R
TEAS SECTION 8 & 9 RECEIVED
01/13/2015
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
05/02/2011
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
05/01/2011
E815
TEAS SECTION 8 & 15 RECEIVED
04/14/2011
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
01/13/2011
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
01/13/2011
R.PR
REGISTERED-PRINCIPAL REGISTER
02/22/2005
ETOP
EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED
08/31/2004
ETOF
EXTENSION OF TIME TO OPPOSE RECEIVED
07/01/2004
PUBO
PUBLISHED FOR OPPOSITION
06/01/2004
NPUB
NOTICE OF PUBLICATION
05/12/2004
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
03/24/2004
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
03/08/2004
PAPER RECEIVED
03/08/2004
CNRT
NON-FINAL ACTION MAILED
09/24/2003
DOCK
ASSIGNED TO EXAMINER
09/22/2003
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