ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
05/06/2026
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Official data from USPTO
LEEF
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Active USPTO registrationType: CombinedOffice: 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
26
Latest update
05/07/2026
Trademark type
Combined
Nice classes
11, 40
Filing date
07/28/2020
Registration date
10/26/2021
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
10/26/2021
Last transaction
05/07/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
Filing basis
Foreign priority
Drawing code
3
Owner type
82
Owner location
BRISBANE, QLD, AU
Examiner
SCLEIDOROVICH, JOANNA YAEL
Law office
O10
Current location
PUBLICATION AND ISSUE SECTION
Mark description
The mark consists of a stylized backwards check-mark depected in black and gray adjacent to the word "LEEF".
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.
26 publications found
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
10/26/2021
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
08/10/2021
PUBO
PUBLISHED FOR OPPOSITION
08/10/2021
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
07/21/2021
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
07/06/2021
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
06/17/2021
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
06/17/2021
ALIE
ASSIGNED TO LIE
06/16/2021
ERSI
TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED
03/27/2021
GNS3
NOTIFICATION OF LETTER OF SUSPENSION E-MAILED
03/02/2021
GNSL
LETTER OF SUSPENSION E-MAILED
03/02/2021
CNSL
SUSPENSION LETTER WRITTEN
03/02/2021
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
MDSC
NOTICE OF DESIGN SEARCH CODE E-MAILED
08/27/2020
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
08/26/2020
NWAP
NEW APPLICATION ENTERED
07/31/2020
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