Granted Patent
Utility
US 5,565,461 · App. 08/416,539
Derivatives of purine, process for their preparation and a pharmaceutical preparation
Inventors:
Bj orn G. Lindborg, Roelf Datema, Karl N. G. Johansson, Bo F. Oberg
Patented Case
View Patent ↗
Granted: Oct 15, 1996
Filed: Apr 3, 1995
Inventors
Bj orn G. Lindborg
Roelf Datema
Karl N. G. Johansson
Bo F. Oberg
Assignee (at issue)
MEDIVIR AB
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.