Granted Patent
Utility
US 5,476,909 · App. 08/192,904
Biodegradable copolymer for medical application
Inventors:
Gun Poong Kim, Jin Song
Patented Case
View Patent ↗
Granted: Dec 19, 1995
Filed: Feb 7, 1994
Inventors
Gun Poong Kim
Jin Song
Assignee (at issue)
SAMYANG 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.