Granted Patent
Utility
US 6,576,124 · App. 09/803,487
Chromatography device
Inventors:
Ulf Pichl, John Davis
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Mar 9, 2001
Inventors
Ulf Pichl
John Davis
Assignee (at issue)
Amersham Biosciences 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.