Granted Patent
Utility
US 6,734,401 · App. 09/894,810
Enhanced sample processing devices, systems and methods
Inventors:
William Bedingham, Raj Rajagopal, Barry W. Robole, Kannan Seshadri
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Jun 28, 2001
Inventors
William Bedingham
Raj Rajagopal
Barry W. Robole
Kannan Seshadri
Assignee (at issue)
3M INNOVATIVE PROPERTIES COMPANY
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.