🇺🇸 FDA
Patent

US 7977427

Method involving 1-benzotriazolyl carbonate esters of polymers

granted A61KA61K31/7088A61K47/58

Quick answer

US patent 7977427 (Method involving 1-benzotriazolyl carbonate esters of polymers) held by Nektar Therapeutics expires Mon Jul 07 2031 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.

Key facts

Applicant
Nektar Therapeutics
Grant date
Tue Jul 12 2011 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Jul 07 2031 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
21
CPC classes
A61K, A61K31/7088, A61K47/58, A61K47/60, A61K47/6901