Granted Patent
Utility
US 5,573,749 · App. 08/401,397
Nanoparticulate diagnostic mixed carboxylic anhydrides as X-ray contrast agents for blood pool and lymphatic system imaging
Inventor:
Carl R. Illig
Patented Case
View Patent ↗
Granted: Nov 12, 1996
Filed: Mar 9, 1995
Inventor
Carl R. Illig
Assignee (at issue)
Nano Systems L.L.C.
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.