Granted Patent
Utility
US 5,957,579 · App. 09/163,709
Microfluidic systems incorporating varied channel dimensions
Inventors:
Anne R. Kopf-Sill, John Wallace Parce
Patented Case
View Patent ↗
Granted: Sep 28, 1999
Filed: Sep 30, 1998
Inventors
Anne R. Kopf-Sill
John Wallace Parce
Assignee (at issue)
Caliper Technologies, Corp.
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.