Granted Patent
Utility
US 6,821,729 · App. 09/952,459
Devices for molecular biological analysis and diagnostics including waveguides
Inventors:
Donald E. Ackley, William Butler, Paul D. Swanson
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Sep 12, 2001
Inventors
Donald E. Ackley
William Butler
Paul D. Swanson
Assignee (at issue)
Nanogen, 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.