Granted Patent
Utility
US 6,670,335 · App. 09/799,792
Fluorouracil-containing formulation
Inventors:
B. Sandhya Singh, Subhash J. Saxena
Patented Case
View Patent ↗
Granted: Dec 30, 2003
Filed: Mar 5, 2001
Inventors
B. Sandhya Singh
Subhash J. Saxena
Assignee (at issue)
A.P. PHARMA, INC.
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.