🇺🇸 FDA
Patent

US 6599893

Cephalosporin antibiotics and prodrugs thereof

expired A61PA61P31/00A61P31/04

Quick answer

US patent 6599893 (Cephalosporin antibiotics and prodrugs thereof) held by Essential Therapeutics, Inc. expires Mon Jul 24 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.

Key facts

Applicant
Essential Therapeutics, Inc.
Grant date
Tue Jul 29 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Jul 24 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
12
CPC classes
A61P, A61P31/00, A61P31/04