NRCC
NOTICE OF REGISTRATION CONFIRMATION EMAILED
03/31/2026
Back to search
Official data from USPTO
KALLOSUM
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: 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
51
Latest update
03/31/2026
Trademark type
Word
Nice classes
42
Filing date
04/08/2022
Registration date
03/31/2026
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
03/31/2026
Last transaction
03/31/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
Filing basis
Intent to use, Foreign priority
First use anywhere
08/31/2020
First use in commerce
08/31/2020
Drawing code
4
Owner type
03
Owner location
Oakville, Ontario, CA
Examiner
MCCARTHY, BRIDGET ANN
Law office
N70
Current location
FILE REPOSITORY (FRANCONIA)
Holders and representatives
Holders
Labtician Ophthalmics, Inc.
Representatives
Sara M. Bauer Womble Bond Dickinson (US) LLP
Technical classification
Nice Classes
Class 42
Vienna Codes
No Vienna codes available.
Goods and services
Class 42
Digital education platformplatform as a service (PAAS) featuring computer software for providingtestingscoringuploading of third-party businesses educational materials to provide employees with internal and external training in the fields of business management and administrationin the fields of advertising and marketing
Publications
History of USPTO decisions and trademark events.
51 publications found
R.PR
REGISTERED-PRINCIPAL REGISTER
03/31/2026
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
02/10/2026
PUBO
PUBLISHED FOR OPPOSITION
02/10/2026
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
02/04/2026
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
01/20/2026
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
01/17/2026
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
01/17/2026
ERSI
TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED
01/17/2026
GNS2
NOTIFICATION OF INQUIRY AS TO SUSPENSION E-MAILED
01/12/2026
GNSI
INQUIRY TO SUSPENSION E-MAILED
01/12/2026
CNSI
SUSPENSION INQUIRY WRITTEN
01/12/2026
RCCK
SUSPENSION CHECKED - TO ATTORNEY FOR ACTION
10/24/2025
GNS3
NOTIFICATION OF LETTER OF SUSPENSION E-MAILED
04/23/2025
GNSL
LETTER OF SUSPENSION E-MAILED
04/23/2025
CNSL
SUSPENSION LETTER WRITTEN
04/23/2025
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
04/23/2025
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
04/23/2025
ALIE
ASSIGNED TO LIE
04/23/2025
ERSI
TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED
03/31/2025
GNS2
NOTIFICATION OF INQUIRY AS TO SUSPENSION E-MAILED
03/25/2025
GNSI
INQUIRY TO SUSPENSION E-MAILED
03/25/2025
CNSI
SUSPENSION INQUIRY WRITTEN
03/25/2025
RCCK
SUSPENSION CHECKED - TO ATTORNEY FOR ACTION
03/17/2025
DOCK
ASSIGNED TO EXAMINER
02/24/2025
RCCK
SUSPENSION CHECKED - TO ATTORNEY FOR ACTION
02/03/2025
GNS3
NOTIFICATION OF LETTER OF SUSPENSION E-MAILED
05/31/2024
GNSL
LETTER OF SUSPENSION E-MAILED
05/31/2024
CNSL
SUSPENSION LETTER WRITTEN
05/31/2024
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
05/31/2024
AAUA
NOTICE OF ACCEPTANCE OF AMENDMENT TO ALLEGE USE E-MAILED
12/06/2023
IUAA
USE AMENDMENT ACCEPTED
12/05/2023
EAAU
TEAS AMENDMENT OF USE RECEIVED
11/22/2023
AUPC
AMENDMENT TO USE PROCESSING COMPLETE
11/22/2023
IUAF
USE AMENDMENT FILED
11/22/2023
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
10/17/2023
ERSI
TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED
10/17/2023
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
10/09/2023
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
10/09/2023
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
10/09/2023
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
10/09/2023
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
10/09/2023
GNS2
NOTIFICATION OF INQUIRY AS TO SUSPENSION E-MAILED
08/16/2023
GNSI
INQUIRY TO SUSPENSION E-MAILED
08/16/2023
CNSI
SUSPENSION INQUIRY WRITTEN
08/16/2023
GNS3
NOTIFICATION OF LETTER OF SUSPENSION E-MAILED
02/01/2023
GNSL
LETTER OF SUSPENSION E-MAILED
02/01/2023
CNSL
SUSPENSION LETTER WRITTEN
02/01/2023
DOCK
ASSIGNED TO EXAMINER
01/26/2023
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
04/12/2022
NWAP
NEW APPLICATION ENTERED
04/12/2022
Continuous trademark protection
Get notified about every new filing that threatens KALLOSUM or your mark.
Professional 24-month watch service: we monitor USPTO for you and alert you in time to oppose — before conflicts become losses.