Granted Patent
Utility
US 6,337,422 · App. 09/438,385
Yellow polymorph of 5-amino-2,4,6-triiodo-n,n′-bis(2-3-dihydroxypropy)-isophthalamide
Inventors:
Dick Malthe-Sorenssen, Audun Aukrust
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: Nov 12, 1999
Inventors
Dick Malthe-Sorenssen
Audun Aukrust
Assignee (at issue)
NYCOMED IMAGING AS
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.