REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
06/15/2026
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Official data from USPTO
LEEF SYSTEM
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
LEEF SYSTEM
ST13
US500000090077685Class
11, 40
Filing
90077685
Registration
6384482
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
21
Latest update
06/16/2026
Trademark type
Word
Nice classes
11, 40
Filing date
07/28/2020
Registration date
06/15/2021
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
06/15/2021
Last transaction
06/16/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
Drawing code
4
Owner type
82
Owner location
BRISBANE, QLD, AU
Examiner
SCLEIDOROVICH, JOANNA YAEL
Law office
O10
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
THE WATER AND CARBON GROUP IP PTY LTD
The Water & Carbon Group Pty Ltd
Representatives
Adam K Sacharoff Much Shelist, PC
Technical classification
Nice Classes
Class 11Class 40
Vienna Codes
No Vienna codes available.
Goods and services
Class 11
Waste water treatment apparatusnamely multi-stageactive aeration and foam fractionation; Waste water treatment installationsnamely multi-stageactive aeration and foam fractionation; Water treatment apparatusnamely multi-stageactive aeration and foam fractionation; Water treatment apparatus for water purification; Water treatment unitsmulti-stageactive aeration and foam fractionation
Class 40
Waste water treatment services; Water treatment services
Publications
History of USPTO decisions and trademark events.
21 publications found
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
05/06/2026
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/03/2026
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
03/03/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
03/03/2026
R.PR
REGISTERED-PRINCIPAL REGISTER
06/15/2021
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
03/30/2021
PUBO
PUBLISHED FOR OPPOSITION
03/30/2021
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
03/10/2021
FIXD
ELECTRONIC RECORD REVIEW COMPLETE
02/17/2021
ERRR
ON HOLD - ELECTRONIC RECORD REVIEW REQUIRED
02/12/2021
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
02/09/2021
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
02/09/2021
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
12/22/2020
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
12/22/2020
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
11/20/2020
GNRT
NON-FINAL ACTION E-MAILED
11/20/2020
CNRT
NON-FINAL ACTION WRITTEN
11/20/2020
DOCK
ASSIGNED TO EXAMINER
11/16/2020
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
08/26/2020
NWAP
NEW APPLICATION ENTERED
07/31/2020
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