REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
03/07/2026
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Official data from USPTO
LET'S ENCRYPT
Did you know this trademark is already registered in United States?
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
LET'S ENCRYPT
ST13
US500000087096675Class
42, 45
Filing
87096675
Registration
5154988
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
37
Latest update
03/08/2026
Trademark type
Word
Nice classes
42, 45
Filing date
07/07/2016
Registration date
03/07/2017
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
12/27/2022
Last transaction
03/08/2026
Responsible office
United States Patent and Trademark Office
Status code
702
Official register
Principal Register
First use anywhere
07/07/2016
First use in commerce
07/07/2016
Drawing code
4
Owner type
03
Owner location
San Francisco, CA, US
Examiner
FLOWERS, JAY K
Law office
M30
Current location
TMO LAW OFFICE 112
Holders and representatives
Holders
Internet Security Research Group
Representatives
Benjamin A. Costa Ridder, Costa & Johnstone LLP
Technical classification
Nice Classes
Class 42Class 45
Vienna Codes
No Vienna codes available.
Goods and services
Class 42
Developmentintegrationoperation of computer systems to support issuance and management of digital keys and digital certificates by and to third parties
Class 45
Managed public key infrastructure servicesauthenticationissuancevalidation of digital keys and digital certificates; Issuance of digital keys and digital certificates for authentication; Computer security servicesproviding digital keys and digital certificates that authenticate the identity of websites and secure information sent using Secure Socket Layer (SSL) and Transport Layer Security (TLS) technologies
Publications
History of USPTO decisions and trademark events.
37 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
08/22/2025
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
08/22/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
08/22/2025
NA85
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
12/27/2022
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
12/27/2022
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
12/27/2022
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
12/15/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
12/15/2022
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
12/15/2022
E815
TEAS SECTION 8 & 15 RECEIVED
06/13/2022
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
03/08/2022
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/08/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
03/08/2022
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
03/08/2022
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
03/08/2022
REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
03/07/2022
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
06/25/2021
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
06/25/2021
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
06/25/2021
R.PR
REGISTERED-PRINCIPAL REGISTER
03/07/2017
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
12/20/2016
PUBO
PUBLISHED FOR OPPOSITION
12/20/2016
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
11/30/2016
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
11/10/2016
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
11/08/2016
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
11/07/2016
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
11/07/2016
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
10/20/2016
GNRT
NON-FINAL ACTION E-MAILED
10/20/2016
CNRT
NON-FINAL ACTION WRITTEN
10/20/2016
DOCK
ASSIGNED TO EXAMINER
10/17/2016
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
08/05/2016
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
08/05/2016
MPMK
NOTICE OF PSEUDO MARK E-MAILED
07/14/2016
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
07/13/2016
NWAP
NEW APPLICATION ENTERED
07/11/2016
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