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COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
05/04/2026
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Official data from USPTO
ENLIGHTEN
Did you know this trademark is already registered in United States?
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
ENLIGHTEN
ST13
US500000087833986Class
4, 9, 37, 39, 40, 42
Filing
87833986
Registration
6337541
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
42
Latest update
05/05/2026
Trademark type
Word
Nice classes
4, 9, 37, 39, 40, 42
Filing date
03/14/2018
Registration date
05/04/2021
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
05/04/2021
Last transaction
05/05/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
Filing basis
Intent to use, Foreign priority
Drawing code
4
Owner type
03
Owner location
Calgary, AB, CA
Examiner
KHAN, AHSEN M
Law office
M40
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
Enlighten Innovations Inc.
Representatives
Cheryl A. Clarkin, Esq. Adler Pollock & Sheehan P.C.
Technical classification
Nice Classes
Class 4Class 9Class 37Class 39Class 40Class 42
Vienna Codes
No Vienna codes available.
Goods and services
Class 4
Fuel oil
Class 9
Electrical storage batteries
Class 37
Construction of desulphurization and upgrading plants used to process refinery bottomsintermediate streamsheavy oiloil shalebitumen and derivatives
Class 39
Storage of electricity
Class 40
Refining of oil to produce bunker fuels for use in the shipping industry; Treatment of materials namelydesulphurization and upgrading of oil to produce bunker fuels for use in the shipping industry; Treatment of materialsthe desulphurization of residues and intermediate streams produced in the cruse oil refining processheavy oiloil shale and bitumen; Treatment of materials to remove metals and acids from oil and to increase the API gravity of oil; Production of fuel oil for the marine industry; custom manufacture of electrical storage batteries
Class 42
Development of new technologyproducts and industrial processes primarily for use by businesses which produce or process refinery bottomsintermediate streamsheavy oiloil shalebitumen and derivatives that require upgrading; Development of new technologyproducts and industrial processes involving ceramic membranes; Design of electrical storage batteries
Publications
History of USPTO decisions and trademark events.
42 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/21/2022
ECDR
TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
09/21/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
09/21/2022
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
09/21/2022
R.PR
REGISTERED-PRINCIPAL REGISTER
05/04/2021
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
02/16/2021
PUBO
PUBLISHED FOR OPPOSITION
02/16/2021
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
01/27/2021
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
01/11/2021
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
01/11/2021
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
01/11/2021
ALIE
ASSIGNED TO LIE
01/06/2021
ERSI
TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED
01/05/2021
GNS2
NOTIFICATION OF INQUIRY AS TO SUSPENSION E-MAILED
07/17/2020
GNSI
INQUIRY TO SUSPENSION E-MAILED
07/17/2020
CNSI
SUSPENSION INQUIRY WRITTEN
07/17/2020
GNS3
NOTIFICATION OF LETTER OF SUSPENSION E-MAILED
12/31/2019
GNSL
LETTER OF SUSPENSION E-MAILED
12/31/2019
CNSL
SUSPENSION LETTER WRITTEN
12/31/2019
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
12/30/2019
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
12/30/2019
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
12/18/2019
ERSI
TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED
12/18/2019
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
12/16/2019
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
12/16/2019
GNS2
NOTIFICATION OF INQUIRY AS TO SUSPENSION E-MAILED
07/08/2019
GNSI
INQUIRY TO SUSPENSION E-MAILED
07/08/2019
CNSI
SUSPENSION INQUIRY WRITTEN
07/08/2019
GNS3
NOTIFICATION OF LETTER OF SUSPENSION E-MAILED
01/08/2019
GNSL
LETTER OF SUSPENSION E-MAILED
01/08/2019
CNSL
SUSPENSION LETTER WRITTEN
01/08/2019
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
12/28/2018
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
12/28/2018
ALIE
ASSIGNED TO LIE
12/28/2018
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
12/20/2018
GPRN
NOTIFICATION OF PRIORITY ACTION E-MAILED
06/25/2018
GPRA
PRIORITY ACTION E-MAILED
06/25/2018
CPRA
PRIORITY ACTION WRITTEN
06/25/2018
DOCK
ASSIGNED TO EXAMINER
06/25/2018
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
03/21/2018
NWAP
NEW APPLICATION ENTERED
03/17/2018
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