Lapatinib particles and uses thereof

US12029818B2 · kind B2 · utility

Assignee

• CRITITECH, INC. · US

Inventors

• Jacob SITTENAUER · Lawrence, US
• Joseph FARTHING · Lawrence, US
• Mark Williams · Richland, US
• Michael Baltezor · Lee's Summit, US
• Gere S. diZerega · Fort Worth, US
• Aranza Barreda ABARCA · Lawrence, US
• Shelby CLARK · Lawrence, US

Key dates

• Filing date: Jul 14, 2022
• Grant date: Jul 9, 2024
• Expiry date: Jul 14, 2042

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P31/00
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The disclosure provides particles of at least 95% by weight of lapatinib, or a pharmaceutically acceptable salt thereof, wherein the particles have a specific surface area (SSA) of at least 10 m2/g and have a mean particle size by volume distribution of between about 0.7 μm and about 8 μm.