The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 12, 2022
Filed:
Oct. 31, 2017
Applicant:
The United States of America, As Represented BY the Secretary, Department of Health and Human Services, Bethesda, MD (US);
Inventors:
Ayele H. Negussie, Bethesda, MD (US);
Bradford Johns Wood, Bethesda, MD (US);
Assignee:
THE USA, AS REPRESENTED BY THE SECRETARY, DHHS, Beth, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 49/04 (2006.01);
U.S. Cl.
CPC ...
A61K 49/0419 (2013.01);
Abstract
Described herein are X-ray imageable polymers such as polymeric particles comprising bismuth as a radiopacifying agent, methods of making the polymers, and methods of using the polymers. The imageable particles may comprise a covalently bound compound which chelates the bismuth, for example, through a combination of nitrogen and oxygen atoms.