Granted Patent
Utility
US 6,411,380 · App. 09/125,921
Detection device for a spectrophotometer
Inventor:
Bjorn Berg
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Jun 7, 1999
Inventor
Bjorn Berg
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.