Saturday, July 11, 2026

Patent intelligence · US

US 6514962

Stabilized preparations of &bgr;-lactam antibiotic

expired A61KA61K31/43A61K31/545A61K47/02
Status expired
Linked drugs 1
Pipeline programs 6
Years to expiry 0
Applicant portfolio 1,436
Patent details — US 6514962
Jurisdiction
US
Status
expired
Grant date
Feb 4, 2003
Expiration
Jan 30, 2023
Claims
15
CPC classes
A61K, A61K31/43, A61K31/545, A61K47/02
View on Google Patents ↗

Quick answer

US 6514962 (Stabilized preparations of &bgr;-lactam antibiotic) is held by Takeda Schering-Plough Animal Health K.K.. Status: expired. Granted Feb 4, 2003. Expires Jan 30, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
15
CPC classes
A61K, A61K31/43, A61K31/545, A61K47/02, A61K47/14, A61K47/44

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Frequently asked questions

What is US patent 6514962?

US 6514962 (Stabilized preparations of &bgr;-lactam antibiotic) is held by Takeda Schering-Plough Animal Health K.K.. Status: expired. Granted Feb 4, 2003. Expires Jan 30, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6514962?

Takeda Schering-Plough Animal Health K.K. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 1,436 pharmaceutical patents for this assignee.

When does US 6514962 expire?

Our index shows an expiration date of Jan 30, 2023 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.