Granted Patent
Utility
US 6,420,028 · App. 09/446,672
Coated polymer article and its use
Inventors:
Steinar Hagen, Rune Ringberg, Geir Fonnum
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Dec 22, 1999
Inventors
Steinar Hagen
Rune Ringberg
Geir Fonnum
Assignee (at issue)
Amersham Pharmacia Biotech, 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.