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:
Mar. 02, 1993
Filed:
Sep. 24, 1991
Applicant:
Inventors:
Mills T Kneller, University City, MO (US);
Youlin Lin, Chestefield, MO (US);
James R Wheatley, Hazelwood, MO (US);
Assignee:
Mallinckrodt Medical, Inc., St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
564153 ;
Abstract
Triiodinated isophthalamide derivatives, useful as X-ray contrast agents, having at least one amide group derived from the amino-alcohol, 3-(N-2-hydroxyethyl)amino-1,2-propanediol, which provides high water solubility and low mammalian toxicity, and methods of preparing them. Methods of preparing 3-(N-2-hydroxyethyl)amino-1,2-propanediol are provided.
Kneller, Mills. (1993). Process for preparing nonionic x-ray contrast agents (U.S. Patent No. 5191120). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5191120
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile