TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
04/13/2026
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Official data from USPTO
ECO PURE
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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
43
Latest update
04/17/2026
Trademark type
Word
Nice classes
11
Filing date
07/31/1989
Registration date
03/06/1990
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
05/06/2020
Last transaction
04/17/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
05/24/1989
First use in commerce
05/24/1989
Drawing code
1
Owner type
16
Owner location
Woodbury, MN, US
Examiner
BELENKER, ESTHER
Law office
530
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
EcoWater Systems LLC
ECOWATER SYSTEMS, INC.
Representatives
Michael Harris ARNOLD & PORTER KAYE SCHOLER LLP
Technical classification
Nice Classes
Class 11
Vienna Codes
No Vienna codes available.
Goods and services
Class 11
WATER PURIFICATION AND FILTRATION UNITS FOR DOMESTIC AND COMMERCIAL USE
Publications
History of USPTO decisions and trademark events.
43 publications found
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
04/13/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
04/13/2026
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
04/13/2026
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
04/13/2026
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/17/2025
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
03/17/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
03/17/2025
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
03/17/2025
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
03/17/2025
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
12/16/2024
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
12/16/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
12/16/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
12/16/2024
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
09/15/2020
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/15/2020
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
09/15/2020
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
09/15/2020
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
09/15/2020
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
05/06/2020
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
05/06/2020
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
05/06/2020
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
05/06/2020
E89R
TEAS SECTION 8 & 9 RECEIVED
03/03/2020
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
03/06/2019
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
11/27/2018
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/08/2016
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/08/2016
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
01/22/2010
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
01/22/2010
E89R
TEAS SECTION 8 & 9 RECEIVED
01/21/2010
CFIT
CASE FILE IN TICRS
12/31/2008
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
11/21/2000
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
11/21/2000
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
03/06/2000
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
12/05/1995
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
04/14/1995
R.PR
REGISTERED-PRINCIPAL REGISTER
03/06/1990
PUBO
PUBLISHED FOR OPPOSITION
12/12/1989
NPUB
NOTICE OF PUBLICATION
11/10/1989
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
10/03/1989
CNEA
EXAMINER'S AMENDMENT MAILED
09/28/1989
DOCK
ASSIGNED TO EXAMINER
09/27/1989
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