| Serial Number | 86848677 |
| Word Mark | CS50X |
| Filing Date | Monday, December 14, 2015 |
| Status | 702 - SECTION 8 & 15 - ACCEPTED AND ACKNOWLEDGED |
| Status Date | Thursday, December 1, 2022 |
| Registration Number | 5140027 |
| Registration Date | Tuesday, February 14, 2017 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, November 29, 2016 |
| Goods and Services | Educational services, namely, providing courses of instruction at the secondary school and university level and distribution of course material in connection therewith; educational services, namely, conducting distance learning instruction at the secondary school and university level; educational services, namely, conducting training at the secondary school 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 |
| Pseudo Mark | COMPUTER SCIENCE FIFTY X |
| International Class | 041 - Education; providing of training; entertainment; sporting and cultural activities. |
| US Class Codes | 100, 101, 107 |
| Class Status Code | 6 - Active |
| Class Status Date | Friday, December 18, 2015 |
| Primary Code | 041 |
| First Use Anywhere Date | Wednesday, November 30, 2011 |
| First Use In Commerce Date | Wednesday, November 30, 2011 |
| Party Name | President and Fellows of Harvard College |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Cambridge, MA 02138 US |
| Party Name | President and Fellows of Harvard College |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Cambridge, MA 02138 US |
| Party Name | President and Fellows of Harvard College |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Cambridge, MA 02138 US |
| Event Date | Event Description |
| Thursday, December 17, 2015 | NEW APPLICATION ENTERED |
| Friday, December 18, 2015 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Saturday, December 19, 2015 | NOTICE OF PSEUDO MARK E-MAILED |
| Friday, February 26, 2016 | ASSIGNED TO EXAMINER |
| Thursday, March 3, 2016 | NON-FINAL ACTION WRITTEN |
| Thursday, March 3, 2016 | NON-FINAL ACTION E-MAILED |
| Thursday, March 3, 2016 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Friday, September 2, 2016 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Saturday, September 10, 2016 | ASSIGNED TO LIE |
| Friday, September 16, 2016 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, September 16, 2016 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Thursday, October 6, 2016 | EXAMINERS AMENDMENT -WRITTEN |
| Thursday, October 6, 2016 | EXAMINERS AMENDMENT E-MAILED |
| Thursday, October 6, 2016 | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED |
| Thursday, October 6, 2016 | EXAMINER'S AMENDMENT ENTERED |
| Thursday, October 13, 2016 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Thursday, October 27, 2016 | LAW OFFICE PUBLICATION REVIEW COMPLETED |
| Wednesday, November 9, 2016 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, November 29, 2016 | PUBLISHED FOR OPPOSITION |
| Tuesday, November 29, 2016 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Monday, December 5, 2016 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Monday, December 5, 2016 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Tuesday, February 14, 2017 | REGISTERED-PRINCIPAL REGISTER |
| Monday, February 10, 2020 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Monday, February 14, 2022 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED |
| Thursday, May 19, 2022 | TEAS SECTION 8 & 15 RECEIVED |
| Thursday, December 1, 2022 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Thursday, December 1, 2022 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Thursday, December 1, 2022 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED |
| Sunday, February 15, 2026 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Sunday, February 22, 2026 | TEAS SECTION 8 & 9 RECEIVED |