REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
04/13/2026
Back to search
Official data from USPTO
HYDRO CHANGE TECHNOLOGY
Did you know this trademark is already registered in United States?
Before investing in name, identity, and promotion, validate collision risk and registration strategy to avoid wasting time and budget.
Active USPTO registrationType: WordOffice: US
Quick snapshot
HYDRO CHANGE TECHNOLOGY
ST13
US500000090179249Class
21
Filing
90179249
Registration
6321974
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
15
Latest update
04/14/2026
Classification
Registered
Trademark type
Word
Nice classes
21
Filing date
09/14/2020
Registration date
04/13/2021
Expiration date
-
Recommended action
Perform a full collision analysis and validate classes before any filing or trademark investment.
Next step
These are the details of the registration process. Even so, constant monitoring is what ensures peace of mind that your main asset remains protected.
Complete case details
Structured fields from the responsible authority and the official record.
Status date
04/13/2021
Last transaction
04/14/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
First use anywhere
08/01/2018
First use in commerce
08/01/2018
Drawing code
4
Owner type
16
Owner location
PHOENIX, AZ, US
Examiner
STEINPFAD, SARAH E
Law office
N20
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
PETSMART HOME OFFICE LLC
PetSmart Home Office, Inc.
Representatives
DIANA HAWKEN
Technical classification
Nice Classes
Class 21
Vienna Codes
No Vienna codes available.
Goods and services
Class 21
Aquariums
Publications
History of USPTO decisions and trademark events.
15 publications found
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
01/31/2024
R.PR
REGISTERED-PRINCIPAL REGISTER
04/13/2021
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
02/17/2021
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
01/26/2021
PUBO
PUBLISHED FOR OPPOSITION
01/26/2021
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
01/06/2021
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
12/22/2020
XAEC
EXAMINER'S AMENDMENT ENTERED
12/15/2020
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
12/15/2020
GNEA
EXAMINERS AMENDMENT E-MAILED
12/15/2020
CNEA
EXAMINERS AMENDMENT -WRITTEN
12/15/2020
DOCK
ASSIGNED TO EXAMINER
12/11/2020
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
10/22/2020
NWAP
NEW APPLICATION ENTERED
09/17/2020
Continuous trademark protection
Get notified about every new filing that threatens HYDRO CHANGE TECHNOLOGY or your mark.
Professional 24-month watch service: we monitor USPTO for you and alert you in time to oppose — before conflicts become losses.