Granted Patent
Utility
US 6,372,142 · App. 09/501,775
Column for DNA separation by matched ion polynucleotide chromatography
Inventors:
Douglas T. Gjerde, Robert M. Haefele, Karl Hecker, Raquel R. Roque
Patented Case
View Patent ↗
Granted: Apr 16, 2002
Filed: Feb 10, 2000
Inventors
Douglas T. Gjerde
Robert M. Haefele
Karl Hecker
Raquel R. Roque
Assignee (at issue)
Transgenomic, 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.