| Serial Number | 99844994 |
| Word Mark | EFCENZA |
| Filing Date | Tuesday, May 26, 2026 |
| Status | 641 - NON-FINAL ACTION - MAILED |
| Status Date | Tuesday, July 7, 2026 |
| 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 | NOT AVAILABLE |
| Goods and Services | Pharmaceutical preparations for human use; antiviral pharmaceuticals; biologic preparations for medical and therapeutic purposes; antiviral pharmaceuticals for use in the treatment of infectious diseases |
| 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 | Tuesday, May 26, 2026 |
| Primary Code | 005 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | Vir Biotechnology, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | San Francisco, CA 94158 US |
| Event Date | Event Description |
| Tuesday, May 26, 2026 | NEW APPLICATION ENTERED |
| Tuesday, May 26, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Tuesday, May 26, 2026 | APPLICATION FILING RECEIPT MAILED |
| Tuesday, June 30, 2026 | ASSIGNED TO EXAMINER |
| Tuesday, July 7, 2026 | NON-FINAL ACTION WRITTEN |
| Tuesday, July 7, 2026 | NON-FINAL ACTION E-MAILED |
| Tuesday, July 7, 2026 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |