| Serial Number | 90052187 |
| Word Mark | DUOLINGO |
| Filing Date | Tuesday, July 14, 2020 |
| Status | 700 - REGISTERED |
| Status Date | Tuesday, February 16, 2021 |
| Registration Number | 6271788 |
| Registration Date | Tuesday, February 16, 2021 |
| Mark Drawing | 4000 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, December 1, 2020 |
| Goods and Services | education services, namely, providing language proficiency testing and assessment services |
| Goods and Services | providing online, non-downloadable computer software for enabling an interactive website for use in connection with language proficiency testing and assessment |
| 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 | Tuesday, August 11, 2020 |
| Primary Code | 041 |
| First Use Anywhere Date | Tuesday, September 10, 2013 |
| First Use In Commerce Date | Tuesday, September 10, 2013 |
| International Class | 042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software. |
| US Class Codes | 100, 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Tuesday, August 11, 2020 |
| Primary Code | 042 |
| First Use Anywhere Date | Tuesday, September 10, 2013 |
| First Use In Commerce Date | Tuesday, September 10, 2013 |
| Party Name | Duolingo, Inc. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Pittsburgh, PA 15206 |
| Party Name | Duolingo, Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Pittsburgh, PA 15206 |
| Party Name | Duolingo, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Pittsburgh, PA 15206 |
| Event Date | Event Description |
| Tuesday, February 16, 2021 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, December 1, 2020 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, December 1, 2020 | PUBLISHED FOR OPPOSITION |
| Wednesday, November 11, 2020 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Wednesday, October 28, 2020 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, October 28, 2020 | EXAMINER'S AMENDMENT ENTERED |
| Wednesday, October 28, 2020 | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED |
| Wednesday, October 28, 2020 | EXAMINERS AMENDMENT E-MAILED |
| Wednesday, October 28, 2020 | EXAMINERS AMENDMENT -WRITTEN |
| Tuesday, October 27, 2020 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Tuesday, October 27, 2020 | NON-FINAL ACTION E-MAILED |
| Tuesday, October 27, 2020 | NON-FINAL ACTION WRITTEN |
| Saturday, October 24, 2020 | ASSIGNED TO EXAMINER |
| Tuesday, August 11, 2020 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Friday, July 17, 2020 | NEW APPLICATION ENTERED |