ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
06/17/2026
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Official data from USPTO
ESI ENVIRONMENTAL SYSTEMS INC.
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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
17
Latest update
06/18/2026
Trademark type
Combined
Nice classes
35, 37, 42
Filing date
09/10/2021
Registration date
04/04/2023
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
04/04/2023
Last transaction
06/18/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
First use anywhere
09/01/1975
First use in commerce
09/01/1975
Drawing code
3
Owner type
03
Owner location
SANTA CLARA, CA, US
Examiner
KUNG, KAELIE ELIZABETH
Law office
L30
Current location
PUBLICATION AND ISSUE SECTION
Mark description
The mark consists of the boxed letters "E," "S," and "I" stacked on top of each other, forming the words "Environmental," "Systems," "Inc". to the right of the letters.
Holders and representatives
Holders
ENVIRONMENTAL SYSTEMS, INC.
ENVIRONMENTAL SYSTEMS, INC., OF NORTHERN CALIFORNIA
Representatives
Romin Thomson SWEENEY MASON LLP
Technical classification
Nice Classes
Class 35Class 37Class 42
Vienna Codes
No Vienna codes available.
Goods and services
Class 35
Energy usage management
Class 37
HVAC contractor services; Installationmaintenance and repair of HVAC systemsplumbing installationsrefrigeration and water treatment systems; Installationmaintenance and repair of heatingventilating and air conditioning equipment; Installationmaintenance and repair of polyvinylidene fluoride (PVDF) pipeshydronic pipeshydraulic pipeschiller system pipesbiotech high purity pipesenvironmental chamber pipes and tubing; Repair and installation servicesthe installation of heatingcooling and environmental control systems
Class 42
Calibration services to shock and altitude chambersvibration tables; Environmental testing and inspection services; Engineering services in the field of environmental compliance; Engineering servicesengineering for the HVAC industry; Custom design and engineering of HVAC units; Hydraulic and hydrologic engineering servicesmodeling and designing pipelines and plumbing systems
Publications
History of USPTO decisions and trademark events.
17 publications found
NRCC
NOTICE OF REGISTRATION CONFIRMATION EMAILED
04/04/2023
R.PR
REGISTERED-PRINCIPAL REGISTER
04/04/2023
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
01/17/2023
PUBO
PUBLISHED FOR OPPOSITION
01/17/2023
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
12/28/2022
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
12/14/2022
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
12/13/2022
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
12/12/2022
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
12/12/2022
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
06/14/2022
GNRT
NON-FINAL ACTION E-MAILED
06/14/2022
CNRT
NON-FINAL ACTION WRITTEN
06/14/2022
DOCK
ASSIGNED TO EXAMINER
06/07/2022
MDSC
NOTICE OF DESIGN SEARCH CODE E-MAILED
10/20/2021
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
10/19/2021
NWAP
NEW APPLICATION ENTERED
09/14/2021
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