CS50
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CS50 Trademark

Serial Number: 86848683 • Registration: 5149065

CS50 is a trademark filed by President and Fellows of Harvard College on December 14, 2015. The trademark is classified under Class 9 (Computers & Electronics), Class 41 (Education & Entertainment), Class 42 (Computer & Scientific). The application is currently registered and active.

Owner Contact Info

President and Fellows of Harvard College (362 trademarks)

Cambridge, MA 02138

Entity Type: 99

Trademark Details

Filing Date

December 14, 2015

Registration Date

February 28, 2017

Published for Opposition

December 13, 2016

Goods & Services

Providing temporary use of non-downloadable computer software for use in computer programming and solving academic problem sets related to computer programming and computer science; providing temporary use of non-downloadable software for use in education, namely, software for facilitating the process of teaching and learning in the nature of software for submission and evaluation of academic work, hosting interactive discussions among classmates, facilitating real-time remote collaboration and automated feedback between instructors and students, computer program writing for use in completing academic assignments and projects, and playback of classroom and instructional videos and audio

Computer software for use in writing computer programs; computer software for use in solving academic problem sets in the fields of computer programming and computer science; computer software for use in education, namely, software for facilitating the process of teaching and learning in the nature of software for submission and evaluation of academic work, hosting interactive discussions among classmates, facilitating real-time remote collaboration and automated feedback between instructors and students, computer program writing for use in completing academic assignments and projects, and playback of classroom and instructional videos and audio; compiler software

Educational services, namely, providing courses of instruction at secondary school and university level and distribution of course material in connection therewith; Educational services, namely, conducting distance learning instruction at the university level; educational services, namely, conducting training at the university level in the fields of computer science and computer programming; providing educational courses at the secondary school and university level, offered through web-based applications and content; providing audio and video programs in the nature of non-downloadable podcasts and non-downloadable webcasts in the fields of computer science and computer programming; educational services, namely, providing online interactive exercises, namely, educational exams, homework assignments, and educational presentations as part of an online course of instruction in the fields of computer science and computer programming

Filing History

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
May 28, 2026 NA89
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
May 28, 2026 RNL1
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
May 28, 2026 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
May 28, 2026 APRE
TEAS SECTION 8 & 9 RECEIVED
Mar 24, 2026 E89R
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Feb 28, 2026 REM2
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
Dec 9, 2022 NA85
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Dec 9, 2022 C15A
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Dec 9, 2022 APRE
TEAS SECTION 8 & 15 RECEIVED
May 27, 2022 E815
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
Feb 28, 2022 REM1
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Feb 10, 2020 TCCA
REGISTERED-PRINCIPAL REGISTER
Feb 28, 2017 R.PR
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Dec 13, 2016 NPUB
PUBLISHED FOR OPPOSITION
Dec 13, 2016 PUBO
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Dec 5, 2016 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Dec 5, 2016 COAR
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Nov 23, 2016 NONP
LAW OFFICE PUBLICATION REVIEW COMPLETED
Nov 9, 2016 PREV
APPROVED FOR PUB - PRINCIPAL REGISTER
Nov 1, 2016 CNSA
EXAMINER'S AMENDMENT ENTERED
Oct 11, 2016 XAEC
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
Oct 11, 2016 GNEN
EXAMINERS AMENDMENT E-MAILED
Oct 11, 2016 GNEA
EXAMINERS AMENDMENT -WRITTEN
Oct 11, 2016 CNEA
TEAS/EMAIL CORRESPONDENCE ENTERED
Sep 16, 2016 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
Sep 16, 2016 CRFA
ASSIGNED TO LIE
Sep 10, 2016 ALIE
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Sep 2, 2016 TROA
NOTIFICATION OF NON-FINAL ACTION E-MAILED
Mar 3, 2016 GNRN
NON-FINAL ACTION E-MAILED
Mar 3, 2016 GNRT
NON-FINAL ACTION WRITTEN
Mar 3, 2016 CNRT
ASSIGNED TO EXAMINER
Feb 26, 2016 DOCK
NOTICE OF PSEUDO MARK E-MAILED
Dec 19, 2015 MPMK
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Dec 18, 2015 NWOS
NEW APPLICATION ENTERED
Dec 17, 2015 NWAP