| Serial Number | 99587420 |
| Word Mark | KEXIXO |
| Filing Date | Saturday, January 10, 2026 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, June 9, 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 | Tuesday, June 9, 2026 |
| Goods and Services | Pharmaceutical preparations for immunotherapy treatment, cell therapy, and gene therapy; Pharmaceutical preparations for the treatment of auditory, hematological, gastrointestinal, neuromuscular, muscular, cardiovascular, metabolic, immunological, inflammatory, oncological, ophthalmological, neurological, musculoskeletal, bone, connective tissue, dermatological, infectious, autoimmune, nephrological, hepatological, allergic, genetic, respiratory, viral, and pulmonary diseases and disorders; pharmaceutical preparations for the treatment of pain; pharmaceutical preparations for the treatment of obesity |
| 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 | Saturday, January 10, 2026 |
| Primary Code | 005 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | Regeneron Pharmaceuticals, Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Tarrytown, NY 10591 US |
| Party Name | Regeneron Pharmaceuticals, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Tarrytown, NY 10591 US |
| Event Date | Event Description |
| Saturday, January 10, 2026 | NEW APPLICATION ENTERED |
| Saturday, January 10, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Saturday, January 10, 2026 | APPLICATION FILING RECEIPT MAILED |
| Friday, May 8, 2026 | ASSIGNED TO EXAMINER |
| Monday, May 11, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, June 3, 2026 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, June 9, 2026 | PUBLISHED FOR OPPOSITION |
| Tuesday, June 9, 2026 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |