Patent · US Active

Radiographic contrast agents for temporal subtraction and dual-energy x-ray imaging

US11337665B2 · kind B2 · utility

1Cited by

1References

24Claims

0Family size

Assignee

The Trustees of the University of Pennsylvania · US

Inventors

Andrew D. A. Maidment · Villanova, US
Anatoliy V. Popov · Philadelphia, US
E. James Delikatny · Havertown, US
Andrew Tsourkas · Via Enrico Fermi, US
Roshan Karunamuni · Philadelphia, US
Ajlan Al Zaki · Philadelphia, US
Sara Gavenonis · Wilmington, US
David Cormode · Philadelphia, US

Key dates

Filing date	Mar 13, 2014
Grant date	May 24, 2022
Priority date	—
Expiry date	Sep 17, 2035

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K49/0423
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Contrast agents for x-ray imaging including stabilized metal nanoparticles and encapsulated nanoparticles, as well as methods for imaging tissue with these agents, are disclosed. Also disclosed are methods of dual energy x-ray imaging using metal nanoparticle contrast agents or encapsulated metal nanoparticles.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.