ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
01/07/2026
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Official data from USPTO
LEAK DEFENSE SYSTEM
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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
40
Latest update
01/08/2026
Trademark type
Combined
Nice classes
9
Filing date
08/23/2006
Registration date
02/05/2008
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
01/20/2018
Last transaction
01/08/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
03/01/2007
First use in commerce
03/01/2007
Drawing code
3
Owner type
03
Owner location
NORTH ANDOVER, MA
Examiner
HARDY LUDLOW,TARAH KIM
Law office
M10
Current location
GENERIC WEB UPDATE
Mark description
The mark consists of stylized text of the wording "Leak Defense System".
Holders and representatives
Holders
INTELLIGENT WATER SOLUTIONS BY WATTS INC.
Sentinel Hydrosolutions, LLC
Sentinel Hydrosolutions, LLC
Representatives
Debra Serota Fish & Richardson P.C.
Technical classification
Nice Classes
Class 9
Vienna Codes
No Vienna codes available.
Goods and services
Class 9
Leak detectors for plumbing pipes
Publications
History of USPTO decisions and trademark events.
40 publications found
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
02/14/2022
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/14/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/14/2022
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/14/2022
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
02/14/2022
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
01/20/2018
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
01/20/2018
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
01/20/2018
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
01/20/2018
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
12/22/2017
E89R
TEAS SECTION 8 & 9 RECEIVED
12/22/2017
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
02/05/2017
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
05/07/2015
NA85
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
11/29/2013
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
11/29/2013
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
11/29/2013
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
11/15/2013
E815
TEAS SECTION 8 & 15 RECEIVED
11/15/2013
R.PR
REGISTERED-PRINCIPAL REGISTER
02/05/2008
REGV
LAW OFFICE REGISTRATION REVIEW COMPLETED
01/02/2008
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
12/26/2007
SUPC
STATEMENT OF USE PROCESSING COMPLETE
12/19/2007
IUAF
USE AMENDMENT FILED
11/29/2007
EISU
TEAS STATEMENT OF USE RECEIVED
11/29/2007
NOAM
NOA MAILED - SOU REQUIRED FROM APPLICANT
11/06/2007
PUBO
PUBLISHED FOR OPPOSITION
08/14/2007
NPUB
NOTICE OF PUBLICATION
07/25/2007
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
07/06/2007
ALIE
ASSIGNED TO LIE
07/06/2007
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
06/02/2007
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
05/31/2007
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
05/30/2007
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
05/30/2007
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
05/30/2007
GNRT
NON-FINAL ACTION E-MAILED
12/14/2006
CNRT
NON-FINAL ACTION WRITTEN
12/14/2006
DOCK
ASSIGNED TO EXAMINER
12/14/2006
MDSC
NOTICE OF DESIGN SEARCH CODE MAILED
08/29/2006
NWAP
NEW APPLICATION ENTERED
08/28/2006
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