TrademarkDir
LET'S ENCRYPT
LIVE

Serial Number

87096675

Owner

Internet Security Research Group

Attorney

Benjamin A. Costa

First Use Date

Jul 7, 2016

Filing Date

Jul 7, 2016

Add to watchlist:

No watchlists yet
+ Create New Watchlist
View on USPTO

LET'S ENCRYPT Trademark

Serial Number: 87096675 • Registration: 5154988

LET'S ENCRYPT is a trademark filed by Internet Security Research Group on July 7, 2016. The trademark is classified under Class 42 (Computer & Scientific), Class 45 (Legal & Security Services). The application is currently registered and active.

Owner Contact Info

Internet Security Research Group (7 trademarks)

PMB 77519
San Francisco, CA 94104

Entity Type: 03

Trademark Details

Filing Date

July 7, 2016

Registration Date

March 7, 2017

First Use Anywhere

July 7, 2016

First Use in Commerce

July 7, 2016

Published for Opposition

December 20, 2016

Goods & Services

Managed public key infrastructure services, namely, authentication, issuance, and validation of digital keys and digital certificates; Issuance of digital keys and digital certificates for authentication; Computer security services, namely, providing 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

Development, integration, and operation of computer systems to support issuance and management of digital keys and digital certificates by and to third parties

Filing History

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Mar 7, 2026 REM2
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Aug 22, 2025 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Aug 22, 2025 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Aug 22, 2025 REAP
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
Dec 27, 2022 NA85
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Dec 27, 2022 C15A
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Dec 27, 2022 APRE
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Dec 15, 2022 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Dec 15, 2022 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Dec 15, 2022 REAP
TEAS SECTION 8 & 15 RECEIVED
Jun 13, 2022 E815
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Mar 8, 2022 CHAN
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Mar 8, 2022 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Mar 8, 2022 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Mar 8, 2022 REAP
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Mar 8, 2022 COAR
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
Mar 7, 2022 REM1
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Jun 25, 2021 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Jun 25, 2021 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Jun 25, 2021 REAP
REGISTERED-PRINCIPAL REGISTER
Mar 7, 2017 R.PR
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Dec 20, 2016 NPUB
PUBLISHED FOR OPPOSITION
Dec 20, 2016 PUBO
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Nov 30, 2016 NONP
APPROVED FOR PUB - PRINCIPAL REGISTER
Nov 10, 2016 CNSA
TEAS/EMAIL CORRESPONDENCE ENTERED
Nov 8, 2016 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
Nov 7, 2016 CRFA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Nov 7, 2016 TROA
NOTIFICATION OF NON-FINAL ACTION E-MAILED
Oct 20, 2016 GNRN
NON-FINAL ACTION E-MAILED
Oct 20, 2016 GNRT
NON-FINAL ACTION WRITTEN
Oct 20, 2016 CNRT
ASSIGNED TO EXAMINER
Oct 17, 2016 DOCK
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Aug 5, 2016 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Aug 5, 2016 COAR
NOTICE OF PSEUDO MARK E-MAILED
Jul 14, 2016 MPMK
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Jul 13, 2016 NWOS
NEW APPLICATION ENTERED
Jul 11, 2016 NWAP

Related Trademarks

More from this Owner

RIVER

RIVER

RIVER

RIVER

RIVER

RIVER

HICKORY

HICKORY

DIVVI UP

DIVVI UP

DIVVI UP

DIVVI UP