| Serial Number | 98365999 |
| Word Mark | KRRO-110 |
| Filing Date | Friday, January 19, 2024 |
| Status | 807 - SU - NON-FINAL ACTION - MAILED |
| Status Date | Wednesday, July 23, 2025 |
| Registration Number | 0000000 |
| Registration Date | NOT AVAILABLE |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, September 17, 2024 |
| Pseudo Mark | KRRO ONE ONE ZERO |
| Goods and Services | Oligonucleotide preparations for the treatment of genetic diseases |
| Pseudo Mark | KRRO ONE HUNDRED TEN |
| Goods and Services | Pharmaceutical research and development in the fields of gene therapies, gene editing, drug discovery and development |
| International Class | 005 - Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes; dietetic substances adapted for medical use, food for babies; plasters, materials for dressings; material for stopping teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides. |
| US Class Codes | 005, 006, 018, 044, 046, 051, 052 |
| Class Status Code | 6 - Active |
| Class Status Date | Friday, January 19, 2024 |
| Primary Code | 005 |
| First Use Anywhere Date | Sunday, December 31, 2023 |
| First Use In Commerce Date | Sunday, December 31, 2023 |
| 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 | Friday, January 19, 2024 |
| Primary Code | 042 |
| First Use Anywhere Date | Thursday, November 30, 2023 |
| First Use In Commerce Date | Thursday, November 30, 2023 |
| Party Name | Korro Bio, Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Cambridge, MA 02141 |
| Party Name | Korro Bio, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Cambridge, MA 02139 |
| Event Date | Event Description |
| Friday, January 19, 2024 | NEW APPLICATION ENTERED |
| Friday, July 26, 2024 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Thursday, August 15, 2024 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Thursday, August 15, 2024 | ASSIGNED TO EXAMINER |
| Wednesday, August 28, 2024 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, September 17, 2024 | PUBLISHED FOR OPPOSITION |
| Tuesday, September 17, 2024 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, November 12, 2024 | NOA E-MAILED - SOU REQUIRED FROM APPLICANT |
| Thursday, March 27, 2025 | TEAS STATEMENT OF USE RECEIVED |
| Thursday, April 3, 2025 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Thursday, April 3, 2025 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, April 3, 2025 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Monday, June 30, 2025 | STATEMENT OF USE PROCESSING COMPLETE |
| Monday, June 30, 2025 | CASE ASSIGNED TO INTENT TO USE PARALEGAL |
| Wednesday, July 23, 2025 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Wednesday, July 23, 2025 | SU - NON-FINAL ACTION - WRITTEN |
| Thursday, March 27, 2025 | USE AMENDMENT FILED |
| Wednesday, July 23, 2025 | NON-FINAL ACTION E-MAILED |
| Thursday, October 9, 2025 | APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED |
| Thursday, October 9, 2025 | APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED |