US 12419963
Diels-Alder conjugation methods
granted A61KA61K31/395A61K31/5383
Quick answer
US patent 12419963 (Diels-Alder conjugation methods) held by REGENERON PHARMACEUTICALS, INC. expires Mon Sep 18 2045 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- REGENERON PHARMACEUTICALS, INC.
- Grant date
- Tue Sep 23 2025 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Sep 18 2045 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 16
- CPC classes
- A61K, A61K31/395, A61K31/5383, A61K31/5517, A61K38/07