🇺🇸 FDA
Patent

US 11446389

Maytansinoid derivatives, conjugates thereof, and methods of use

granted A61KA61K31/537A61K47/68

Quick answer

US patent 11446389 (Maytansinoid derivatives, conjugates thereof, and methods of use) held by REGENERON PHARMACEUTICALS, INC. expires Mon Sep 15 2042 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.

Key facts

Applicant
REGENERON PHARMACEUTICALS, INC.
Grant date
Tue Sep 20 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Sep 15 2042 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
19
CPC classes
A61K, A61K31/537, A61K47/68, A61K47/6851, A61P