Granted Patent
Utility
US 5,077,296 · App. 07/128,175
Method for treating equine navicular disease with pentoxifylline, and composition containing pentoxifylline for administrating to horses
Inventor:
Alan Drizen
Patented Case
View Patent ↗
Granted: Dec 31, 1991
Filed: Dec 3, 1987
Inventor
Alan Drizen
Assignee (at issue)
Hyal Pharmaceutical Corporation
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.