Granted Patent
Utility
US 5,653,993 · App. 08/483,909
Procedure for encapsulating ibuprofen
Inventors:
Sambasiva Rao Ghanta, Robert Guisinger
Patented Case
View Patent ↗
Granted: Aug 5, 1997
Filed: Jun 7, 1995
Inventors
Sambasiva Rao Ghanta
Robert Guisinger
Assignee (at issue)
EURAND AMERICA, 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.