Granted Patent
Utility
US 5,356,929 · App. 08/052,660
Reduced and quaternized psoralens as photo-activated therapeutics
Inventors:
Ned D. Heindel, Jeffrey D. Laskin
Patented Case
View Patent ↗
Granted: Oct 18, 1994
Filed: Apr 23, 1993
Inventors
Ned D. Heindel
Jeffrey D. Laskin
Assignee (at issue)
Lehigh University
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.