ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
03/13/2026
Back to search
Official data from USPTO
UPSTREAM
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
21
Latest update
03/14/2026
Trademark type
Word
Nice classes
41
Filing date
04/14/2021
Registration date
03/29/2022
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
03/29/2022
Last transaction
03/14/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
First use anywhere
04/06/2021
First use in commerce
04/06/2021
Drawing code
4
Owner type
03
Owner location
Boston, MA, US
Examiner
SNAPP, TINA LOUISE
Law office
M70
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
Tidelift, Inc.
Representatives
Steven A. Abreu Abreu Karol LLC
Technical classification
Nice Classes
Class 41
Vienna Codes
No Vienna codes available.
Goods and services
Class 41
Educational servicesconducting conferences in the field of open source software
Publications
History of USPTO decisions and trademark events.
21 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
10/30/2025
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
10/30/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
10/30/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/06/2025
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/06/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/06/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
12/13/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
12/13/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
12/13/2024
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
08/27/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
08/27/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
08/27/2024
R.PR
REGISTERED-PRINCIPAL REGISTER
03/29/2022
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
01/11/2022
PUBO
PUBLISHED FOR OPPOSITION
01/11/2022
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
12/22/2021
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
12/06/2021
DOCK
ASSIGNED TO EXAMINER
12/06/2021
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
07/21/2021
NWAP
NEW APPLICATION ENTERED
04/17/2021
Continuous trademark protection
Get notified about every new filing that threatens UPSTREAM or your mark.
Professional 24-month watch service: we monitor USPTO for you and alert you in time to oppose — before conflicts become losses.