Granted Patent
Utility
US 6,685,813 · App. 09/933,993
Tandem isotachophoresis/zone electrophoresis method and system
Inventors:
Stephen J. Williams, Hong Dong Tan, Hung Pin Kao, Wyatt N. Vreeland
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: Aug 20, 2001
Inventors
Stephen J. Williams
Hong Dong Tan
Hung Pin Kao
Wyatt N. Vreeland
Assignee (at issue)
Aclara Biosciences, 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.