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:
Aug. 07, 2001
Filed:
Jan. 18, 2000
Applicant:
Inventors:
Nikoi Annan, Willow Grove, PA (US);
Charles Howard Reynolds, Lansdale, PA (US);
Steven Howard Shaber, Horsham, PA (US);
Eric Jon Langenmayr, Bryn Mawr, PA (US);
Assignee:
Rohm and Haas Company, Phila, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/055 ; A61K 5/100 ;
U.S. Cl.
CPC ...
A61B 5/055 ; A61K 5/100 ;
Abstract
The present invention pertains to an image enhancing agent having a polymeric core including an image-enhancing compound chemically bound thereto and a polymeric shell surrounding the core and compound. The agent may be used for enhancing MRI images, by introducing gadolinium or other appropriate material into the core. Generally, the core is formed from an acid monomer and an esterified monomer. Preferably, a cross-linking monomer is included in the core.