TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
11/11/2025
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Official data from USPTO
DUALAIR
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Active USPTO registrationType: WordOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
51
Latest update
11/16/2025
Trademark type
Word
Nice classes
11
Filing date
03/08/2000
Registration date
06/25/2002
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
12/21/2021
Last transaction
11/16/2025
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
09/01/1998
First use in commerce
11/30/2001
Drawing code
1
Owner type
16
Owner location
Tewksbury, MA
Examiner
LINCOSKI JR,JOHN T
Law office
L40
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
EVOQUA WATER TECHNOLOGIES LLC
SIEMENS WATER TECHNOLOGIES LLC
SIEMENS INDUSTRY, INC.
SIEMENS WATER TECHNOLOGIES HOLDING CORP.
U. C. (pessoa física)
U. C. (pessoa física)
Representatives
Gary C. Ganzi Lando & Anastasi LLP
Technical classification
Nice Classes
Class 11
Vienna Codes
No Vienna codes available.
Goods and services
Class 11
DUAL FINE BUBBLE DIFFUSER FOR DIFFUSING AIR OR GASNAMELY OXYGEN OR OZONEIN THE FORM OF FINE BUBBLES INTO A LIQUID FOR USE IN WASTEWATER TREATMENT
Publications
History of USPTO decisions and trademark events.
51 publications found
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
11/11/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
11/11/2025
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
11/11/2025
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
11/11/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/17/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/17/2022
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/17/2022
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
12/21/2021
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
12/21/2021
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
12/21/2021
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
12/21/2021
E89R
TEAS SECTION 8 & 9 RECEIVED
07/16/2021
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
06/25/2021
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
05/12/2021
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
04/14/2021
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
03/25/2014
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
03/25/2014
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
02/26/2014
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
02/05/2014
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
01/15/2014
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
10/10/2012
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
10/10/2012
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
10/10/2012
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
10/10/2012
EROP
TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED
06/19/2012
PR89
POST REGISTRATION ACTION MAILED - SEC. 8 & 9
03/22/2012
E89R
TEAS SECTION 8 & 9 RECEIVED
03/19/2012
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/19/2012
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
04/27/2011
CFIT
CASE FILE IN TICRS
11/15/2007
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
08/18/2007
PLGL
ASSIGNED TO PARALEGAL
08/08/2007
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
07/16/2007
E815
TEAS SECTION 8 & 15 RECEIVED
07/16/2007
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
05/17/2007
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
04/04/2007
R.PR
REGISTERED-PRINCIPAL REGISTER
06/25/2002
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
04/25/2002
SUPC
STATEMENT OF USE PROCESSING COMPLETE
04/23/2002
IUAF
USE AMENDMENT FILED
04/08/2002
PAPER RECEIVED
04/08/2002
EX1G
SOU EXTENSION 1 GRANTED
10/11/2001
EXT1
SOU EXTENSION 1 FILED
09/20/2001
NOAM
NOA MAILED - SOU REQUIRED FROM APPLICANT
04/10/2001
PUBO
PUBLISHED FOR OPPOSITION
01/16/2001
NPUB
NOTICE OF PUBLICATION
12/15/2000
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
11/08/2000
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
09/18/2000
CNRT
NON-FINAL ACTION MAILED
08/10/2000
DOCK
ASSIGNED TO EXAMINER
08/03/2000
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